389210305

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1\times {\mathrm{1021}}^1$

素因数の和:1305

約数の個数: 32

約数和(自身を含む): 529804800

約数和(自身を除く): 140594495

約数列:

[1, 5, 11, 29, 55, 145, 239, 319, 1021, 1195, 1595, 2629, 5105, 6931, 11231, 13145, 29609, 34655, 56155, 76241, 148045, 244019, 325699, 381205, 1220095, 1628495, 2684209, 7076551, 13421045, 35382755, 77842061, 389210305]

約数ペア:

[(1, 389210305), (5, 77842061), (11, 35382755), (29, 13421045), (55, 7076551), (145, 2684209), (239, 1628495), (319, 1220095), (1021, 381205), (1195, 325699), (1595, 244019), (2629, 148045), (5105, 76241), (6931, 56155), (11231, 34655), (13145, 29609)]