31657221

素因数分解:

$3^2\times {\mathrm{1571}}^1\times {\mathrm{2239}}^1$

素因数の和:3816

約数の個数: 12

約数和(自身を含む): 45776640

約数和(自身を除く): 14119419

約数列:

[1, 3, 9, 1571, 2239, 4713, 6717, 14139, 20151, 3517469, 10552407, 31657221]

約数ペア:

[(1, 31657221), (3, 10552407), (9, 3517469), (1571, 20151), (2239, 14139), (4713, 6717)]