2008125855

素因数分解:

$3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{340649}}^1$

素因数の和:340791

約数の個数: 24

約数和(自身を含む): 3507332400

約数和(自身を除く): 1499206545

約数列:

[1, 3, 5, 9, 15, 45, 131, 393, 655, 1179, 1965, 5895, 340649, 1021947, 1703245, 3065841, 5109735, 15329205, 44625019, 133875057, 223125095, 401625171, 669375285, 2008125855]

約数ペア:

[(1, 2008125855), (3, 669375285), (5, 401625171), (9, 223125095), (15, 133875057), (45, 44625019), (131, 15329205), (393, 5109735), (655, 3065841), (1179, 1703245), (1965, 1021947), (5895, 340649)]