31231257

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{2207}}^1$

素因数の和:2352

約数の個数: 16

約数和(自身を含む): 42923520

約数和(自身を除く): 11692263

約数列:

[1, 3, 53, 89, 159, 267, 2207, 4717, 6621, 14151, 116971, 196423, 350913, 589269, 10410419, 31231257]

約数ペア:

[(1, 31231257), (3, 10410419), (53, 589269), (89, 350913), (159, 196423), (267, 116971), (2207, 14151), (4717, 6621)]