28737909

素因数分解:

$3^6\times {\mathrm{79}}^1\times {\mathrm{499}}^1$

素因数の和:596

約数の個数: 28

約数和(自身を含む): 43720000

約数和(自身を除く): 14982091

約数列:

[1, 3, 9, 27, 79, 81, 237, 243, 499, 711, 729, 1497, 2133, 4491, 6399, 13473, 19197, 39421, 40419, 57591, 118263, 121257, 354789, 363771, 1064367, 3193101, 9579303, 28737909]

約数ペア:

[(1, 28737909), (3, 9579303), (9, 3193101), (27, 1064367), (79, 363771), (81, 354789), (237, 121257), (243, 118263), (499, 57591), (711, 40419), (729, 39421), (1497, 19197), (2133, 13473), (4491, 6399)]