217873812

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1396627}}^1$

素因数の和:1396647

約数の個数: 24

約数和(自身を含む): 547478176

約数和(自身を除く): 329604364

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 1396627, 2793254, 4189881, 5586508, 8379762, 16759524, 18156151, 36312302, 54468453, 72624604, 108936906, 217873812]

約数ペア:

[(1, 217873812), (2, 108936906), (3, 72624604), (4, 54468453), (6, 36312302), (12, 18156151), (13, 16759524), (26, 8379762), (39, 5586508), (52, 4189881), (78, 2793254), (156, 1396627)]