201784797

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{491}}^2$

素因数の和:1022

約数の個数: 24

約数和(自身を含む): 309213440

約数和(自身を除く): 107428643

約数列:

[1, 3, 9, 27, 31, 93, 279, 491, 837, 1473, 4419, 13257, 15221, 45663, 136989, 241081, 410967, 723243, 2169729, 6509187, 7473511, 22420533, 67261599, 201784797]

約数ペア:

[(1, 201784797), (3, 67261599), (9, 22420533), (27, 7473511), (31, 6509187), (93, 2169729), (279, 723243), (491, 410967), (837, 241081), (1473, 136989), (4419, 45663), (13257, 15221)]