12158765

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{977}}^1$

素因数の和:1132

約数の個数: 16

約数和(自身を含む): 15491520

約数和(自身を除く): 3332755

約数列:

[1, 5, 19, 95, 131, 655, 977, 2489, 4885, 12445, 18563, 92815, 127987, 639935, 2431753, 12158765]

約数ペア:

[(1, 12158765), (5, 2431753), (19, 639935), (95, 127987), (131, 92815), (655, 18563), (977, 12445), (2489, 4885)]