25516221

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{449}}^1\times {\mathrm{997}}^1$

素因数の和:1468

約数の個数: 16

約数和(自身を含む): 35928000

約数和(自身を除く): 10411779

約数列:

[1, 3, 19, 57, 449, 997, 1347, 2991, 8531, 18943, 25593, 56829, 447653, 1342959, 8505407, 25516221]

約数ペア:

[(1, 25516221), (3, 8505407), (19, 1342959), (57, 447653), (449, 56829), (997, 25593), (1347, 18943), (2991, 8531)]