11951785

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1$

素因数の和:464

約数の個数: 16

約数和(自身を含む): 14712192

約数和(自身を除く): 2760407

約数列:

[1, 5, 71, 131, 257, 355, 655, 1285, 9301, 18247, 33667, 46505, 91235, 168335, 2390357, 11951785]

約数ペア:

[(1, 11951785), (5, 2390357), (71, 168335), (131, 91235), (257, 46505), (355, 33667), (655, 18247), (1285, 9301)]