12811119

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{2113}}^1$

素因数の和:2206

約数の個数: 16

約数和(自身を含む): 17859072

約数和(自身を除く): 5047953

約数列:

[1, 3, 43, 47, 129, 141, 2021, 2113, 6063, 6339, 90859, 99311, 272577, 297933, 4270373, 12811119]

約数ペア:

[(1, 12811119), (3, 4270373), (43, 297933), (47, 272577), (129, 99311), (141, 90859), (2021, 6339), (2113, 6063)]