664659268

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2903}}^1$

素因数の和:2981

約数の個数: 96

約数和(自身を含む): 1557287424

約数和(自身を除く): 892628156

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 37, 52, 68, 74, 91, 119, 148, 182, 221, 238, 259, 364, 442, 476, 481, 518, 629, 884, 962, 1036, 1258, 1547, 1924, 2516, 2903, 3094, 3367, 4403, 5806, 6188, 6734, 8177, 8806, 11612, 13468, 16354, 17612, 20321, 32708, 37739, 40642, 49351, 57239, 75478, 81284, 98702, 107411, 114478, 150956, 197404, 214822, 228956, 264173, 345457, 429644, 528346, 641563, 690914, 751877, 1056692, 1283126, 1381828, 1396343, 1503754, 1825987, 2566252, 2792686, 3007508, 3651974, 4490941, 5585372, 7303948, 8981882, 9774401, 12781909, 17963764, 19548802, 23737831, 25563818, 39097604, 47475662, 51127636, 94951324, 166164817, 332329634, 664659268]

約数ペア:

[(1, 664659268), (2, 332329634), (4, 166164817), (7, 94951324), (13, 51127636), (14, 47475662), (17, 39097604), (26, 25563818), (28, 23737831), (34, 19548802), (37, 17963764), (52, 12781909), (68, 9774401), (74, 8981882), (91, 7303948), (119, 5585372), (148, 4490941), (182, 3651974), (221, 3007508), (238, 2792686), (259, 2566252), (364, 1825987), (442, 1503754), (476, 1396343), (481, 1381828), (518, 1283126), (629, 1056692), (884, 751877), (962, 690914), (1036, 641563), (1258, 528346), (1547, 429644), (1924, 345457), (2516, 264173), (2903, 228956), (3094, 214822), (3367, 197404), (4403, 150956), (5806, 114478), (6188, 107411), (6734, 98702), (8177, 81284), (8806, 75478), (11612, 57239), (13468, 49351), (16354, 40642), (17612, 37739), (20321, 32708)]