28203714

素因数分解:

$2^1\times 3^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:75

約数の個数: 240

約数和(自身を含む): 89385120

約数和(自身を除く): 61181406

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 17, 18, 19, 21, 22, 27, 33, 34, 38, 42, 49, 51, 54, 57, 63, 66, 77, 81, 98, 99, 102, 114, 119, 126, 133, 147, 153, 154, 162, 171, 187, 189, 198, 209, 231, 238, 266, 294, 297, 306, 323, 342, 357, 374, 378, 399, 418, 441, 459, 462, 513, 539, 561, 567, 594, 627, 646, 693, 714, 798, 833, 882, 891, 918, 931, 969, 1026, 1071, 1078, 1122, 1134, 1197, 1254, 1309, 1323, 1377, 1386, 1463, 1539, 1617, 1666, 1683, 1782, 1862, 1881, 1938, 2079, 2142, 2261, 2394, 2499, 2618, 2646, 2754, 2793, 2907, 2926, 3078, 3213, 3234, 3366, 3553, 3591, 3762, 3927, 3969, 4158, 4389, 4522, 4851, 4998, 5049, 5586, 5643, 5814, 6237, 6426, 6783, 7106, 7182, 7497, 7854, 7938, 8379, 8721, 8778, 9163, 9639, 9702, 10098, 10241, 10659, 10773, 11286, 11781, 12474, 13167, 13566, 14553, 14994, 15147, 15827, 16758, 16929, 17442, 18326, 19278, 20349, 20482, 21318, 21546, 22491, 23562, 24871, 25137, 26163, 26334, 27489, 29106, 30294, 30723, 31654, 31977, 33858, 35343, 39501, 40698, 43659, 44982, 47481, 49742, 50274, 52326, 54978, 61047, 61446, 63954, 67473, 70686, 74613, 75411, 79002, 82467, 87318, 92169, 94962, 95931, 106029, 118503, 122094, 134946, 142443, 149226, 150822, 164934, 174097, 183141, 184338, 191862, 212058, 223839, 237006, 247401, 276507, 284886, 287793, 348194, 366282, 427329, 447678, 494802, 522291, 553014, 575586, 671517, 742203, 829521, 854658, 1044582, 1281987, 1343034, 1484406, 1566873, 1659042, 2014551, 2563974, 3133746, 4029102, 4700619, 9401238, 14101857, 28203714]

約数ペア:

[(1, 28203714), (2, 14101857), (3, 9401238), (6, 4700619), (7, 4029102), (9, 3133746), (11, 2563974), (14, 2014551), (17, 1659042), (18, 1566873), (19, 1484406), (21, 1343034), (22, 1281987), (27, 1044582), (33, 854658), (34, 829521), (38, 742203), (42, 671517), (49, 575586), (51, 553014), (54, 522291), (57, 494802), (63, 447678), (66, 427329), (77, 366282), (81, 348194), (98, 287793), (99, 284886), (102, 276507), (114, 247401), (119, 237006), (126, 223839), (133, 212058), (147, 191862), (153, 184338), (154, 183141), (162, 174097), (171, 164934), (187, 150822), (189, 149226), (198, 142443), (209, 134946), (231, 122094), (238, 118503), (266, 106029), (294, 95931), (297, 94962), (306, 92169), (323, 87318), (342, 82467), (357, 79002), (374, 75411), (378, 74613), (399, 70686), (418, 67473), (441, 63954), (459, 61446), (462, 61047), (513, 54978), (539, 52326), (561, 50274), (567, 49742), (594, 47481), (627, 44982), (646, 43659), (693, 40698), (714, 39501), (798, 35343), (833, 33858), (882, 31977), (891, 31654), (918, 30723), (931, 30294), (969, 29106), (1026, 27489), (1071, 26334), (1078, 26163), (1122, 25137), (1134, 24871), (1197, 23562), (1254, 22491), (1309, 21546), (1323, 21318), (1377, 20482), (1386, 20349), (1463, 19278), (1539, 18326), (1617, 17442), (1666, 16929), (1683, 16758), (1782, 15827), (1862, 15147), (1881, 14994), (1938, 14553), (2079, 13566), (2142, 13167), (2261, 12474), (2394, 11781), (2499, 11286), (2618, 10773), (2646, 10659), (2754, 10241), (2793, 10098), (2907, 9702), (2926, 9639), (3078, 9163), (3213, 8778), (3234, 8721), (3366, 8379), (3553, 7938), (3591, 7854), (3762, 7497), (3927, 7182), (3969, 7106), (4158, 6783), (4389, 6426), (4522, 6237), (4851, 5814), (4998, 5643), (5049, 5586)]