664243011

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{154727}}^1$

素因数の和:154792

約数の個数: 20

約数和(自身を含む): 1010992752

約数和(自身を除く): 346749741

約数列:

[1, 3, 9, 27, 53, 81, 159, 477, 1431, 4293, 154727, 464181, 1392543, 4177629, 8200531, 12532887, 24601593, 73804779, 221414337, 664243011]

約数ペア:

[(1, 664243011), (3, 221414337), (9, 73804779), (27, 24601593), (53, 12532887), (81, 8200531), (159, 4177629), (477, 1392543), (1431, 464181), (4293, 154727)]