15358491

素因数分解:

$3^4\times {\mathrm{127}}^1\times {\mathrm{1493}}^1$

素因数の和:1632

約数の個数: 20

約数和(自身を含む): 23139072

約数和(自身を除く): 7780581

約数列:

[1, 3, 9, 27, 81, 127, 381, 1143, 1493, 3429, 4479, 10287, 13437, 40311, 120933, 189611, 568833, 1706499, 5119497, 15358491]

約数ペア:

[(1, 15358491), (3, 5119497), (9, 1706499), (27, 568833), (81, 189611), (127, 120933), (381, 40311), (1143, 13437), (1493, 10287), (3429, 4479)]