1247539475

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{32257}}^1$

素因数の和:32304

約数の個数: 48

約数和(自身を含む): 2015995968

約数和(自身を除く): 768456493

約数列:

[1, 5, 7, 13, 17, 25, 35, 65, 85, 91, 119, 175, 221, 325, 425, 455, 595, 1105, 1547, 2275, 2975, 5525, 7735, 32257, 38675, 161285, 225799, 419341, 548369, 806425, 1128995, 2096705, 2741845, 2935387, 3838583, 5644975, 7128797, 10483525, 13709225, 14676935, 19192915, 35643985, 49901579, 73384675, 95964575, 178219925, 249507895, 1247539475]

約数ペア:

[(1, 1247539475), (5, 249507895), (7, 178219925), (13, 95964575), (17, 73384675), (25, 49901579), (35, 35643985), (65, 19192915), (85, 14676935), (91, 13709225), (119, 10483525), (175, 7128797), (221, 5644975), (325, 3838583), (425, 2935387), (455, 2741845), (595, 2096705), (1105, 1128995), (1547, 806425), (2275, 548369), (2975, 419341), (5525, 225799), (7735, 161285), (32257, 38675)]