31574684

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{139}}^1\times {\mathrm{521}}^1$

素因数の和:773

約数の個数: 24

約数和(自身を含む): 56271600

約数和(自身を除く): 24696916

約数列:

[1, 2, 4, 109, 139, 218, 278, 436, 521, 556, 1042, 2084, 15151, 30302, 56789, 60604, 72419, 113578, 144838, 227156, 289676, 7893671, 15787342, 31574684]

約数ペア:

[(1, 31574684), (2, 15787342), (4, 7893671), (109, 289676), (139, 227156), (218, 144838), (278, 113578), (436, 72419), (521, 60604), (556, 56789), (1042, 30302), (2084, 15151)]