221947042

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{521}}^1\times {\mathrm{6871}}^1$

素因数の和:7425

約数の個数: 16

約数和(自身を含む): 344369664

約数和(自身を除く): 122422622

約数列:

[1, 2, 31, 62, 521, 1042, 6871, 13742, 16151, 32302, 213001, 426002, 3579791, 7159582, 110973521, 221947042]

約数ペア:

[(1, 221947042), (2, 110973521), (31, 7159582), (62, 3579791), (521, 426002), (1042, 213001), (6871, 32302), (13742, 16151)]