68640315

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{64451}}^1$

素因数の和:64530

約数の個数: 16

約数和(自身を含む): 111373056

約数和(自身を除く): 42732741

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 64451, 193353, 322255, 966765, 4576021, 13728063, 22880105, 68640315]

約数ペア:

[(1, 68640315), (3, 22880105), (5, 13728063), (15, 4576021), (71, 966765), (213, 322255), (355, 193353), (1065, 64451)]