15571287

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{251}}^1$

素因数の和:431

約数の個数: 24

約数和(自身を含む): 23154768

約数和(自身を除く): 7583481

約数列:

[1, 3, 9, 61, 113, 183, 251, 339, 549, 753, 1017, 2259, 6893, 15311, 20679, 28363, 45933, 62037, 85089, 137799, 255267, 1730143, 5190429, 15571287]

約数ペア:

[(1, 15571287), (3, 5190429), (9, 1730143), (61, 255267), (113, 137799), (183, 85089), (251, 62037), (339, 45933), (549, 28363), (753, 20679), (1017, 15311), (2259, 6893)]