65538418

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{643}}^1$

素因数の和:810

約数の個数: 32

約数和(自身を含む): 111004992

約数和(自身を除く): 45466574

約数列:

[1, 2, 11, 22, 41, 82, 113, 226, 451, 643, 902, 1243, 1286, 2486, 4633, 7073, 9266, 14146, 26363, 50963, 52726, 72659, 101926, 145318, 289993, 579986, 799249, 1598498, 2979019, 5958038, 32769209, 65538418]

約数ペア:

[(1, 65538418), (2, 32769209), (11, 5958038), (22, 2979019), (41, 1598498), (82, 799249), (113, 579986), (226, 289993), (451, 145318), (643, 101926), (902, 72659), (1243, 52726), (1286, 50963), (2486, 26363), (4633, 14146), (7073, 9266)]