9934925

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1$

素因数の和:438

約数の個数: 48

約数和(自身を含む): 16582272

約数和(自身を除く): 6647347

約数列:

[1, 5, 7, 11, 13, 25, 35, 55, 65, 77, 91, 143, 175, 275, 325, 385, 397, 455, 715, 1001, 1925, 1985, 2275, 2779, 3575, 4367, 5005, 5161, 9925, 13895, 21835, 25025, 25805, 30569, 36127, 56771, 69475, 109175, 129025, 152845, 180635, 283855, 397397, 764225, 903175, 1419275, 1986985, 9934925]

約数ペア:

[(1, 9934925), (5, 1986985), (7, 1419275), (11, 903175), (13, 764225), (25, 397397), (35, 283855), (55, 180635), (65, 152845), (77, 129025), (91, 109175), (143, 69475), (175, 56771), (275, 36127), (325, 30569), (385, 25805), (397, 25025), (455, 21835), (715, 13895), (1001, 9925), (1925, 5161), (1985, 5005), (2275, 4367), (2779, 3575)]