156900978

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{670517}}^1$

素因数の和:670538

約数の個数: 24

約数和(自身を含む): 366102828

約数和(自身を除く): 209201850

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 670517, 1341034, 2011551, 4023102, 6034653, 8716721, 12069306, 17433442, 26150163, 52300326, 78450489, 156900978]

約数ペア:

[(1, 156900978), (2, 78450489), (3, 52300326), (6, 26150163), (9, 17433442), (13, 12069306), (18, 8716721), (26, 6034653), (39, 4023102), (78, 2011551), (117, 1341034), (234, 670517)]