39889565

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{4153}}^1$

素因数の和:4288

約数の個数: 16

約数和(自身を含む): 51144048

約数和(自身を除く): 11254483

約数列:

[1, 5, 17, 85, 113, 565, 1921, 4153, 9605, 20765, 70601, 353005, 469289, 2346445, 7977913, 39889565]

約数ペア:

[(1, 39889565), (5, 7977913), (17, 2346445), (85, 469289), (113, 353005), (565, 70601), (1921, 20765), (4153, 9605)]