396985358

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^2\times {\mathrm{269}}^1$

素因数の和:370

約数の個数: 72

約数和(自身を含む): 779534280

約数和(自身を除く): 382548922

約数列:

[1, 2, 7, 11, 14, 22, 37, 49, 74, 77, 98, 154, 259, 269, 407, 518, 538, 539, 814, 1078, 1369, 1813, 1883, 2738, 2849, 2959, 3626, 3766, 5698, 5918, 9583, 9953, 13181, 15059, 19166, 19906, 19943, 20713, 26362, 30118, 39886, 41426, 67081, 69671, 105413, 109483, 134162, 139342, 144991, 210826, 218966, 289982, 368261, 487697, 736522, 737891, 766381, 975394, 1475782, 1532762, 2577827, 4050871, 5155654, 5364667, 8101742, 10729334, 18044789, 28356097, 36089578, 56712194, 198492679, 396985358]

約数ペア:

[(1, 396985358), (2, 198492679), (7, 56712194), (11, 36089578), (14, 28356097), (22, 18044789), (37, 10729334), (49, 8101742), (74, 5364667), (77, 5155654), (98, 4050871), (154, 2577827), (259, 1532762), (269, 1475782), (407, 975394), (518, 766381), (538, 737891), (539, 736522), (814, 487697), (1078, 368261), (1369, 289982), (1813, 218966), (1883, 210826), (2738, 144991), (2849, 139342), (2959, 134162), (3626, 109483), (3766, 105413), (5698, 69671), (5918, 67081), (9583, 41426), (9953, 39886), (13181, 30118), (15059, 26362), (19166, 20713), (19906, 19943)]