86699525

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{28661}}^1$

素因数の和:28693

約数の個数: 18

約数和(自身を含む): 118173426

約数和(自身を除く): 31473901

約数列:

[1, 5, 11, 25, 55, 121, 275, 605, 3025, 28661, 143305, 315271, 716525, 1576355, 3467981, 7881775, 17339905, 86699525]

約数ペア:

[(1, 86699525), (5, 17339905), (11, 7881775), (25, 3467981), (55, 1576355), (121, 716525), (275, 315271), (605, 143305), (3025, 28661)]