251946238

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{19259}}^1$

素因数の和:19503

約数の個数: 16

約数和(自身を含む): 391979520

約数和(自身を除く): 140033282

約数列:

[1, 2, 31, 62, 211, 422, 6541, 13082, 19259, 38518, 597029, 1194058, 4063649, 8127298, 125973119, 251946238]

約数ペア:

[(1, 251946238), (2, 125973119), (31, 8127298), (62, 4063649), (211, 1194058), (422, 597029), (6541, 38518), (13082, 19259)]