80881398

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{345647}}^1$

素因数の和:345668

約数の個数: 24

約数和(自身を含む): 188723808

約数和(自身を除く): 107842410

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 345647, 691294, 1036941, 2073882, 3110823, 4493411, 6221646, 8986822, 13480233, 26960466, 40440699, 80881398]

約数ペア:

[(1, 80881398), (2, 40440699), (3, 26960466), (6, 13480233), (9, 8986822), (13, 6221646), (18, 4493411), (26, 3110823), (39, 2073882), (78, 1036941), (117, 691294), (234, 345647)]