1311458463

素因数分解:

$3^2\times 7^1\times {\mathrm{20816801}}^1$

素因数の和:20816814

約数の個数: 12

約数和(自身を含む): 2164947408

約数和(自身を除く): 853488945

約数列:

[1, 3, 7, 9, 21, 63, 20816801, 62450403, 145717607, 187351209, 437152821, 1311458463]

約数ペア:

[(1, 1311458463), (3, 437152821), (7, 187351209), (9, 145717607), (21, 62450403), (63, 20816801)]