31422765

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{1213}}^1$

素因数の和:1389

約数の個数: 32

約数和(自身を含む): 55241856

約数和(自身を除く): 23819091

約数列:

[1, 3, 5, 11, 15, 33, 55, 157, 165, 471, 785, 1213, 1727, 2355, 3639, 5181, 6065, 8635, 13343, 18195, 25905, 40029, 66715, 190441, 200145, 571323, 952205, 2094851, 2856615, 6284553, 10474255, 31422765]

約数ペア:

[(1, 31422765), (3, 10474255), (5, 6284553), (11, 2856615), (15, 2094851), (33, 952205), (55, 571323), (157, 200145), (165, 190441), (471, 66715), (785, 40029), (1213, 25905), (1727, 18195), (2355, 13343), (3639, 8635), (5181, 6065)]