9939475

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1$

素因数の和:304

約数の個数: 48

約数和(自身を含む): 16123968

約数和(自身を除く): 6184493

約数列:

[1, 5, 7, 13, 17, 25, 35, 65, 85, 91, 119, 175, 221, 257, 325, 425, 455, 595, 1105, 1285, 1547, 1799, 2275, 2975, 3341, 4369, 5525, 6425, 7735, 8995, 16705, 21845, 23387, 30583, 38675, 44975, 56797, 83525, 109225, 116935, 152915, 283985, 397579, 584675, 764575, 1419925, 1987895, 9939475]

約数ペア:

[(1, 9939475), (5, 1987895), (7, 1419925), (13, 764575), (17, 584675), (25, 397579), (35, 283985), (65, 152915), (85, 116935), (91, 109225), (119, 83525), (175, 56797), (221, 44975), (257, 38675), (325, 30583), (425, 23387), (455, 21845), (595, 16705), (1105, 8995), (1285, 7735), (1547, 6425), (1799, 5525), (2275, 4369), (2975, 3341)]