638146369

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{42461}}^1$

素因数の和:42600

約数の個数: 16

約数和(自身を含む): 774506880

約数和(自身を除く): 136360511

約数列:

[1, 7, 19, 113, 133, 791, 2147, 15029, 42461, 297227, 806759, 4798093, 5647313, 33586651, 91163767, 638146369]

約数ペア:

[(1, 638146369), (7, 91163767), (19, 33586651), (113, 5647313), (133, 4798093), (791, 806759), (2147, 297227), (15029, 42461)]