2521455

素因数分解:

$3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1571}}^1$

素因数の和:1686

約数の個数: 16

約数和(自身を含む): 4074624

約数和(自身を除く): 1553169

約数列:

[1, 3, 5, 15, 107, 321, 535, 1571, 1605, 4713, 7855, 23565, 168097, 504291, 840485, 2521455]

約数ペア:

[(1, 2521455), (3, 840485), (5, 504291), (15, 168097), (107, 23565), (321, 7855), (535, 4713), (1571, 1605)]