156667749

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{56093}}^1$

素因数の和:56129

約数の個数: 24

約数和(自身を含む): 255788640

約数和(自身を除く): 99120891

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 56093, 168279, 392651, 1065767, 1177953, 2748557, 3197301, 7460369, 8245671, 22381107, 52222583, 156667749]

約数ペア:

[(1, 156667749), (3, 52222583), (7, 22381107), (19, 8245671), (21, 7460369), (49, 3197301), (57, 2748557), (133, 1177953), (147, 1065767), (399, 392651), (931, 168279), (2793, 56093)]