15390621

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{13903}}^1$

素因数の和:13953

約数の個数: 16

約数和(自身を含む): 23358720

約数和(自身を除く): 7968099

約数列:

[1, 3, 9, 27, 41, 123, 369, 1107, 13903, 41709, 125127, 375381, 570023, 1710069, 5130207, 15390621]

約数ペア:

[(1, 15390621), (3, 5130207), (9, 1710069), (27, 570023), (41, 375381), (123, 125127), (369, 41709), (1107, 13903)]