13072521

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{56591}}^1$

素因数の和:56612

約数の個数: 16

約数和(自身を含む): 21731328

約数和(自身を除く): 8658807

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 56591, 169773, 396137, 622501, 1188411, 1867503, 4357507, 13072521]

約数ペア:

[(1, 13072521), (3, 4357507), (7, 1867503), (11, 1188411), (21, 622501), (33, 396137), (77, 169773), (231, 56591)]