2851471

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:318

約数の個数: 16

約数和(自身を含む): 3456000

約数和(自身を除く): 604529

約数列:

[1, 7, 23, 89, 161, 199, 623, 1393, 2047, 4577, 14329, 17711, 32039, 123977, 407353, 2851471]

約数ペア:

[(1, 2851471), (7, 407353), (23, 123977), (89, 32039), (161, 17711), (199, 14329), (623, 4577), (1393, 2047)]