39891995

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{55793}}^1$

素因数の和:55822

約数の個数: 16

約数和(自身を含む): 56240352

約数和(自身を除く): 16348357

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 55793, 278965, 613723, 725309, 3068615, 3626545, 7978399, 39891995]

約数ペア:

[(1, 39891995), (5, 7978399), (11, 3626545), (13, 3068615), (55, 725309), (65, 613723), (143, 278965), (715, 55793)]