291211985

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{433}}^1\times {\mathrm{4339}}^1$

素因数の和:4808

約数の個数: 16

約数和(自身を含む): 361643520

約数和(自身を除く): 70431535

約数列:

[1, 5, 31, 155, 433, 2165, 4339, 13423, 21695, 67115, 134509, 672545, 1878787, 9393935, 58242397, 291211985]

約数ペア:

[(1, 291211985), (5, 58242397), (31, 9393935), (155, 1878787), (433, 672545), (2165, 134509), (4339, 67115), (13423, 21695)]