31170489

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{20333}}^1$

素因数の和:20416

約数の個数: 16

約数和(自身を含む): 48150912

約数和(自身を除く): 16980423

約数列:

[1, 3, 7, 21, 73, 219, 511, 1533, 20333, 60999, 142331, 426993, 1484309, 4452927, 10390163, 31170489]

約数ペア:

[(1, 31170489), (3, 10390163), (7, 4452927), (21, 1484309), (73, 426993), (219, 142331), (511, 60999), (1533, 20333)]