31317489

素因数分解:

$3^3\times 7^1\times {\mathrm{165701}}^1$

素因数の和:165717

約数の個数: 16

約数和(自身を含む): 53024640

約数和(自身を除く): 21707151

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 165701, 497103, 1159907, 1491309, 3479721, 4473927, 10439163, 31317489]

約数ペア:

[(1, 31317489), (3, 10439163), (7, 4473927), (9, 3479721), (21, 1491309), (27, 1159907), (63, 497103), (189, 165701)]