31397702

素因数分解:

$2^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{17659}}^1$

素因数の和:17795

約数の個数: 16

約数和(自身を含む): 54251520

約数和(自身を除く): 22853818

約数列:

[1, 2, 7, 14, 127, 254, 889, 1778, 17659, 35318, 123613, 247226, 2242693, 4485386, 15698851, 31397702]

約数ペア:

[(1, 31397702), (2, 15698851), (7, 4485386), (14, 2242693), (127, 247226), (254, 123613), (889, 35318), (1778, 17659)]