556900515

素因数分解:

$3^4\times 5^1\times {\mathrm{1375063}}^1$

素因数の和:1375080

約数の個数: 20

約数和(自身を含む): 998296464

約数和(自身を除く): 441395949

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 1375063, 4125189, 6875315, 12375567, 20625945, 37126701, 61877835, 111380103, 185633505, 556900515]

約数ペア:

[(1, 556900515), (3, 185633505), (5, 111380103), (9, 61877835), (15, 37126701), (27, 20625945), (45, 12375567), (81, 6875315), (135, 4125189), (405, 1375063)]