16721981796

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1\times {\mathrm{379}}^1$

素因数の和:674

約数の個数: 192

約数和(自身を含む): 45302906880

約数和(自身を除く): 28580925084

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 68, 78, 102, 127, 131, 156, 204, 221, 254, 262, 379, 381, 393, 442, 508, 524, 663, 758, 762, 786, 884, 1137, 1326, 1516, 1524, 1572, 1651, 1703, 2159, 2227, 2274, 2652, 3302, 3406, 4318, 4454, 4548, 4927, 4953, 5109, 6443, 6477, 6604, 6681, 6812, 8636, 8908, 9854, 9906, 10218, 12886, 12954, 13362, 14781, 16637, 19329, 19708, 19812, 20436, 25772, 25908, 26724, 28067, 28951, 29562, 33274, 38658, 48133, 49649, 49911, 56134, 57902, 59124, 66548, 77316, 83759, 84201, 86853, 96266, 99298, 99822, 112268, 115804, 144399, 148947, 167518, 168402, 173706, 192532, 198596, 199644, 216281, 251277, 282829, 288798, 297894, 335036, 336804, 347412, 432562, 502554, 565658, 577596, 595788, 625729, 645437, 648843, 818261, 844033, 848487, 865124, 1005108, 1131316, 1251458, 1290874, 1297686, 1636522, 1688066, 1696974, 1877187, 1936311, 2454783, 2502916, 2532099, 2581748, 2595372, 3273044, 3376132, 3393948, 3676777, 3754374, 3872622, 4909566, 5064198, 6305423, 7353554, 7508748, 7745244, 9819132, 10128396, 10637393, 10972429, 11030331, 12610846, 14707108, 18916269, 21274786, 21944858, 22060662, 25221692, 31912179, 32917287, 37832538, 42549572, 43889716, 44121324, 63824358, 65834574, 75665076, 81970499, 107192191, 127648716, 131669148, 163940998, 214384382, 245911497, 321576573, 327881996, 428768764, 491822994, 643153146, 983645988, 1286306292, 1393498483, 2786996966, 4180495449, 5573993932, 8360990898, 16721981796]

約数ペア:

[(1, 16721981796), (2, 8360990898), (3, 5573993932), (4, 4180495449), (6, 2786996966), (12, 1393498483), (13, 1286306292), (17, 983645988), (26, 643153146), (34, 491822994), (39, 428768764), (51, 327881996), (52, 321576573), (68, 245911497), (78, 214384382), (102, 163940998), (127, 131669148), (131, 127648716), (156, 107192191), (204, 81970499), (221, 75665076), (254, 65834574), (262, 63824358), (379, 44121324), (381, 43889716), (393, 42549572), (442, 37832538), (508, 32917287), (524, 31912179), (663, 25221692), (758, 22060662), (762, 21944858), (786, 21274786), (884, 18916269), (1137, 14707108), (1326, 12610846), (1516, 11030331), (1524, 10972429), (1572, 10637393), (1651, 10128396), (1703, 9819132), (2159, 7745244), (2227, 7508748), (2274, 7353554), (2652, 6305423), (3302, 5064198), (3406, 4909566), (4318, 3872622), (4454, 3754374), (4548, 3676777), (4927, 3393948), (4953, 3376132), (5109, 3273044), (6443, 2595372), (6477, 2581748), (6604, 2532099), (6681, 2502916), (6812, 2454783), (8636, 1936311), (8908, 1877187), (9854, 1696974), (9906, 1688066), (10218, 1636522), (12886, 1297686), (12954, 1290874), (13362, 1251458), (14781, 1131316), (16637, 1005108), (19329, 865124), (19708, 848487), (19812, 844033), (20436, 818261), (25772, 648843), (25908, 645437), (26724, 625729), (28067, 595788), (28951, 577596), (29562, 565658), (33274, 502554), (38658, 432562), (48133, 347412), (49649, 336804), (49911, 335036), (56134, 297894), (57902, 288798), (59124, 282829), (66548, 251277), (77316, 216281), (83759, 199644), (84201, 198596), (86853, 192532), (96266, 173706), (99298, 168402), (99822, 167518), (112268, 148947), (115804, 144399)]