31107292

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{71347}}^1$

素因数の和:71460

約数の個数: 12

約数和(自身を含む): 54937960

約数和(自身を除く): 23830668

約数列:

[1, 2, 4, 109, 218, 436, 71347, 142694, 285388, 7776823, 15553646, 31107292]

約数ペア:

[(1, 31107292), (2, 15553646), (4, 7776823), (109, 285388), (218, 142694), (436, 71347)]