About the Number

171221912004

171221912003 ← → 171221912005

2進数表記:10011111011101100111110000100111000100

漢数字表記:千七百十二億二千百九十一万二千四

素因数分解:

2 2 × 3 1 × 11 2 × 13 1 × 31 2 × 9439 1

素因数の和:9543
約数の個数: 216
約数和(自身を含む): 488718693120
約数和(自身を除く): 317496781116

約数列:
[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 31, 33, 39, 44, 52, 62, 66, 78, 93, 121, 124, 132, 143, 156, 186, 242, 286, 341, 363, 372, 403, 429, 484, 572, 682, 726, 806, 858, 961, 1023, 1209, 1364, 1452, 1573, 1612, 1716, 1922, 2046, 2418, 2883, 3146, 3751, 3844, 4092, 4433, 4719, 4836, 5766, 6292, 7502, 8866, 9438, 9439, 10571, 11253, 11532, 12493, 13299, 15004, 17732, 18876, 18878, 21142, 22506, 24986, 26598, 28317, 31713, 37479, 37756, 42284, 45012, 48763, 49972, 53196, 56634, 63426, 74958, 97526, 103829, 113268, 116281, 122707, 126852, 137423, 146289, 149916, 195052, 207658, 232562, 245414, 274846, 292578, 292609, 311487, 348843, 368121, 412269, 415316, 465124, 490828, 549692, 585156, 585218, 622974, 697686, 736242, 824538, 877827, 1142119, 1170436, 1245948, 1349777, 1395372, 1472484, 1511653, 1649076, 1755654, 2284238, 2699554, 3023306, 3218699, 3426357, 3511308, 3803917, 4049331, 4534959, 4568476, 5399108, 6046612, 6437398, 6852714, 7607834, 8098662, 9069918, 9070879, 9656097, 11411751, 12874796, 13705428, 14847547, 15215668, 16197324, 18139836, 18141758, 19312194, 22823502, 27212637, 29695094, 35405689, 36283516, 38624388, 41843087, 44542641, 45647004, 54425274, 59390188, 70811378, 83686174, 89085282, 99779669, 106217067, 108850548, 117921427, 125529261, 141622756, 167372348, 178170564, 199559338, 212434134, 235842854, 251058522, 299339007, 353764281, 399118676, 424868268, 460273957, 471685708, 502117044, 598678014, 707528562, 920547914, 1097576359, 1197356028, 1297135697, 1380821871, 1415057124, 1841095828, 2195152718, 2594271394, 2761643742, 3292729077, 3891407091, 4390305436, 5188542788, 5523287484, 6585458154, 7782814182, 13170916308, 14268492667, 15565628364, 28536985334, 42805478001, 57073970668, 85610956002, 171221912004]

約数ペア:
[(1, 171221912004), (2, 85610956002), (3, 57073970668), (4, 42805478001), (6, 28536985334), (11, 15565628364), (12, 14268492667), (13, 13170916308), (22, 7782814182), (26, 6585458154), (31, 5523287484), (33, 5188542788), (39, 4390305436), (44, 3891407091), (52, 3292729077), (62, 2761643742), (66, 2594271394), (78, 2195152718), (93, 1841095828), (121, 1415057124), (124, 1380821871), (132, 1297135697), (143, 1197356028), (156, 1097576359), (186, 920547914), (242, 707528562), (286, 598678014), (341, 502117044), (363, 471685708), (372, 460273957), (403, 424868268), (429, 399118676), (484, 353764281), (572, 299339007), (682, 251058522), (726, 235842854), (806, 212434134), (858, 199559338), (961, 178170564), (1023, 167372348), (1209, 141622756), (1364, 125529261), (1452, 117921427), (1573, 108850548), (1612, 106217067), (1716, 99779669), (1922, 89085282), (2046, 83686174), (2418, 70811378), (2883, 59390188), (3146, 54425274), (3751, 45647004), (3844, 44542641), (4092, 41843087), (4433, 38624388), (4719, 36283516), (4836, 35405689), (5766, 29695094), (6292, 27212637), (7502, 22823502), (8866, 19312194), (9438, 18141758), (9439, 18139836), (10571, 16197324), (11253, 15215668), (11532, 14847547), (12493, 13705428), (13299, 12874796), (15004, 11411751), (17732, 9656097), (18876, 9070879), (18878, 9069918), (21142, 8098662), (22506, 7607834), (24986, 6852714), (26598, 6437398), (28317, 6046612), (31713, 5399108), (37479, 4568476), (37756, 4534959), (42284, 4049331), (45012, 3803917), (48763, 3511308), (49972, 3426357), (53196, 3218699), (56634, 3023306), (63426, 2699554), (74958, 2284238), (97526, 1755654), (103829, 1649076), (113268, 1511653), (116281, 1472484), (122707, 1395372), (126852, 1349777), (137423, 1245948), (146289, 1170436), (149916, 1142119), (195052, 877827), (207658, 824538), (232562, 736242), (245414, 697686), (274846, 622974), (292578, 585218), (292609, 585156), (311487, 549692), (348843, 490828), (368121, 465124), (412269, 415316)]

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