138449286

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{248117}}^1$

素因数の和:248156

約数の個数: 24

約数和(自身を含む): 309651264

約数和(自身を除く): 171201978

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 248117, 496234, 744351, 1488702, 2233053, 4466106, 7691627, 15383254, 23074881, 46149762, 69224643, 138449286]

約数ペア:

[(1, 138449286), (2, 69224643), (3, 46149762), (6, 23074881), (9, 15383254), (18, 7691627), (31, 4466106), (62, 2233053), (93, 1488702), (186, 744351), (279, 496234), (558, 248117)]