638822037

素因数分解:

$3^1\times 7^1\times {\mathrm{1319}}^1\times {\mathrm{23063}}^1$

素因数の和:24392

約数の個数: 16

約数和(自身を含む): 974223360

約数和(自身を除く): 335401323

約数列:

[1, 3, 7, 21, 1319, 3957, 9233, 23063, 27699, 69189, 161441, 484323, 30420097, 91260291, 212940679, 638822037]

約数ペア:

[(1, 638822037), (3, 212940679), (7, 91260291), (21, 30420097), (1319, 484323), (3957, 161441), (9233, 69189), (23063, 27699)]