158978883

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{63617}}^1$

素因数の和:63651

約数の個数: 24

約数和(自身を含む): 261088272

約数和(自身を除く): 102109389

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 147, 357, 833, 2499, 63617, 190851, 445319, 1081489, 1335957, 3117233, 3244467, 7570423, 9351699, 22711269, 52992961, 158978883]

約数ペア:

[(1, 158978883), (3, 52992961), (7, 22711269), (17, 9351699), (21, 7570423), (49, 3244467), (51, 3117233), (119, 1335957), (147, 1081489), (357, 445319), (833, 190851), (2499, 63617)]