400775039

素因数分解:

$7^1\times {\mathrm{67}}^1\times {\mathrm{401}}^1\times {\mathrm{2131}}^1$

素因数の和:2606

約数の個数: 16

約数和(自身を含む): 466242816

約数和(自身を除く): 65467777

約数列:

[1, 7, 67, 401, 469, 2131, 2807, 14917, 26867, 142777, 188069, 854531, 999439, 5981717, 57253577, 400775039]

約数ペア:

[(1, 400775039), (7, 57253577), (67, 5981717), (401, 999439), (469, 854531), (2131, 188069), (2807, 142777), (14917, 26867)]