247471011

素因数分解:

$3^3\times {\mathrm{2137}}^1\times {\mathrm{4289}}^1$

素因数の和:6435

約数の個数: 16

約数和(自身を含む): 366880800

約数和(自身を除く): 119409789

約数列:

[1, 3, 9, 27, 2137, 4289, 6411, 12867, 19233, 38601, 57699, 115803, 9165593, 27496779, 82490337, 247471011]

約数ペア:

[(1, 247471011), (3, 82490337), (9, 27496779), (27, 9165593), (2137, 115803), (4289, 57699), (6411, 38601), (12867, 19233)]