287681107

素因数分解:

$7^2\times {\mathrm{79}}^1\times {\mathrm{74317}}^1$

素因数の和:74410

約数の個数: 12

約数和(自身を含む): 338890080

約数和(自身を除く): 51208973

約数列:

[1, 7, 49, 79, 553, 3871, 74317, 520219, 3641533, 5871043, 41097301, 287681107]

約数ペア:

[(1, 287681107), (7, 41097301), (49, 5871043), (79, 3641533), (553, 520219), (3871, 74317)]