128826439

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{90659}}^1$

素因数の和:90702

約数の個数: 12

約数和(自身を含む): 155028600

約数和(自身を除く): 26202161

約数列:

[1, 7, 29, 49, 203, 1421, 90659, 634613, 2629111, 4442291, 18403777, 128826439]

約数ペア:

[(1, 128826439), (7, 18403777), (29, 4442291), (49, 2629111), (203, 634613), (1421, 90659)]