12942475

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5689}}^1$

素因数の和:5719

約数の個数: 24

約数和(自身を含む): 19755680

約数和(自身を除く): 6813205

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 175, 325, 455, 2275, 5689, 28445, 39823, 73957, 142225, 199115, 369785, 517699, 995575, 1848925, 2588495, 12942475]

約数ペア:

[(1, 12942475), (5, 2588495), (7, 1848925), (13, 995575), (25, 517699), (35, 369785), (65, 199115), (91, 142225), (175, 73957), (325, 39823), (455, 28445), (2275, 5689)]