30985011

素因数分解:

$3^4\times {\mathrm{61}}^1\times {\mathrm{6271}}^1$

素因数の和:6344

約数の個数: 20

約数和(自身を含む): 47052544

約数和(自身を除く): 16067533

約数列:

[1, 3, 9, 27, 61, 81, 183, 549, 1647, 4941, 6271, 18813, 56439, 169317, 382531, 507951, 1147593, 3442779, 10328337, 30985011]

約数ペア:

[(1, 30985011), (3, 10328337), (9, 3442779), (27, 1147593), (61, 507951), (81, 382531), (183, 169317), (549, 56439), (1647, 18813), (4941, 6271)]