1361205

素因数分解:

$3^4\times 5^1\times {\mathrm{3361}}^1$

素因数の和:3378

約数の個数: 20

約数和(自身を含む): 2440812

約数和(自身を除く): 1079607

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 3361, 10083, 16805, 30249, 50415, 90747, 151245, 272241, 453735, 1361205]

約数ペア:

[(1, 1361205), (3, 453735), (5, 272241), (9, 151245), (15, 90747), (27, 50415), (45, 30249), (81, 16805), (135, 10083), (405, 3361)]