664221337

素因数分解:

${\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{349}}^1\times {\mathrm{521}}^1$

素因数の和:1164

約数の個数: 16

約数和(自身を含む): 721299600

約数和(自身を除く): 57078263

約数列:

[1, 13, 281, 349, 521, 3653, 4537, 6773, 98069, 146401, 181829, 1274897, 1903213, 2363777, 51093949, 664221337]

約数ペア:

[(1, 664221337), (13, 51093949), (281, 2363777), (349, 1903213), (521, 1274897), (3653, 181829), (4537, 146401), (6773, 98069)]