42521252

素因数分解:

$2^2\times {\mathrm{157}}^1\times {\mathrm{67709}}^1$

素因数の和:67870

約数の個数: 12

約数和(自身を含む): 74887260

約数和(自身を除く): 32366008

約数列:

[1, 2, 4, 157, 314, 628, 67709, 135418, 270836, 10630313, 21260626, 42521252]

約数ペア:

[(1, 42521252), (2, 21260626), (4, 10630313), (157, 270836), (314, 135418), (628, 67709)]