12421475

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2657}}^1$

素因数の和:2695

約数の個数: 24

約数和(自身を含む): 17797968

約数和(自身を除く): 5376493

約数列:

[1, 5, 11, 17, 25, 55, 85, 187, 275, 425, 935, 2657, 4675, 13285, 29227, 45169, 66425, 146135, 225845, 496859, 730675, 1129225, 2484295, 12421475]

約数ペア:

[(1, 12421475), (5, 2484295), (11, 1129225), (17, 730675), (25, 496859), (55, 225845), (85, 146135), (187, 66425), (275, 45169), (425, 29227), (935, 13285), (2657, 4675)]