30731643

素因数分解:

$3^4\times {\mathrm{461}}^1\times {\mathrm{823}}^1$

素因数の和:1296

約数の個数: 20

約数和(自身を含む): 46063248

約数和(自身を除く): 15331605

約数列:

[1, 3, 9, 27, 81, 461, 823, 1383, 2469, 4149, 7407, 12447, 22221, 37341, 66663, 379403, 1138209, 3414627, 10243881, 30731643]

約数ペア:

[(1, 30731643), (3, 10243881), (9, 3414627), (27, 1138209), (81, 379403), (461, 66663), (823, 37341), (1383, 22221), (2469, 12447), (4149, 7407)]