309508199

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{28109}}^1$

素因数の和:28151

約数の個数: 24

約数和(自身を含む): 418726560

約数和(自身を除く): 109218361

約数列:

[1, 7, 11, 13, 77, 91, 121, 143, 847, 1001, 1573, 11011, 28109, 196763, 309199, 365417, 2164393, 2557919, 3401189, 4019587, 23808323, 28137109, 44215457, 309508199]

約数ペア:

[(1, 309508199), (7, 44215457), (11, 28137109), (13, 23808323), (77, 4019587), (91, 3401189), (121, 2557919), (143, 2164393), (847, 365417), (1001, 309199), (1573, 196763), (11011, 28109)]