28290627

素因数分解:

$3^4\times {\mathrm{233}}^1\times {\mathrm{1499}}^1$

素因数の和:1744

約数の個数: 20

約数和(自身を含む): 42471000

約数和(自身を除く): 14180373

約数列:

[1, 3, 9, 27, 81, 233, 699, 1499, 2097, 4497, 6291, 13491, 18873, 40473, 121419, 349267, 1047801, 3143403, 9430209, 28290627]

約数ペア:

[(1, 28290627), (3, 9430209), (9, 3143403), (27, 1047801), (81, 349267), (233, 121419), (699, 40473), (1499, 18873), (2097, 13491), (4497, 6291)]