6221205

素因数分解:

$3^4\times 5^1\times {\mathrm{15361}}^1$

素因数の和:15378

約数の個数: 20

約数和(自身を含む): 11152812

約数和(自身を除く): 4931607

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 15361, 46083, 76805, 138249, 230415, 414747, 691245, 1244241, 2073735, 6221205]

約数ペア:

[(1, 6221205), (3, 2073735), (5, 1244241), (9, 691245), (15, 414747), (27, 230415), (45, 138249), (81, 76805), (135, 46083), (405, 15361)]