138423618

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{248071}}^1$

素因数の和:248110

約数の個数: 24

約数和(自身を含む): 309593856

約数和(自身を除く): 171170238

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 248071, 496142, 744213, 1488426, 2232639, 4465278, 7690201, 15380402, 23070603, 46141206, 69211809, 138423618]

約数ペア:

[(1, 138423618), (2, 69211809), (3, 46141206), (6, 23070603), (9, 15380402), (18, 7690201), (31, 4465278), (62, 2232639), (93, 1488426), (186, 744213), (279, 496142), (558, 248071)]