12970785

素因数分解:

$3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{6221}}^1$

素因数の和:6368

約数の個数: 16

約数和(自身を含む): 20905920

約数和(自身を除く): 7935135

約数列:

[1, 3, 5, 15, 139, 417, 695, 2085, 6221, 18663, 31105, 93315, 864719, 2594157, 4323595, 12970785]

約数ペア:

[(1, 12970785), (3, 4323595), (5, 2594157), (15, 864719), (139, 93315), (417, 31105), (695, 18663), (2085, 6221)]