2479005

素因数分解:

$3^4\times 5^1\times {\mathrm{6121}}^1$

素因数の和:6138

約数の個数: 20

約数和(自身を含む): 4444572

約数和(自身を除く): 1965567

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 6121, 18363, 30605, 55089, 91815, 165267, 275445, 495801, 826335, 2479005]

約数ペア:

[(1, 2479005), (3, 826335), (5, 495801), (9, 275445), (15, 165267), (27, 91815), (45, 55089), (81, 30605), (135, 18363), (405, 6121)]