81115818

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1931329}}^1$

素因数の和:1931341

約数の個数: 16

約数和(自身を含む): 185407680

約数和(自身を除く): 104291862

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1931329, 3862658, 5793987, 11587974, 13519303, 27038606, 40557909, 81115818]

約数ペア:

[(1, 81115818), (2, 40557909), (3, 27038606), (6, 13519303), (7, 11587974), (14, 5793987), (21, 3862658), (42, 1931329)]