2400000009

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2507837}}^1$

素因数の和:2507880

約数の個数: 16

約数和(自身を含む): 3611286720

約数和(自身を除く): 1211286711

約数列:

[1, 3, 11, 29, 33, 87, 319, 957, 2507837, 7523511, 27586207, 72727273, 82758621, 218181819, 800000003, 2400000009]

約数ペア:

[(1, 2400000009), (3, 800000003), (11, 218181819), (29, 82758621), (33, 72727273), (87, 27586207), (319, 7523511), (957, 2507837)]