81712477

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{14537}}^1$

素因数の和:14628

約数の個数: 16

約数和(自身を含む): 103277952

約数和(自身を除く): 21565475

約数列:

[1, 7, 11, 73, 77, 511, 803, 5621, 14537, 101759, 159907, 1061201, 1119349, 7428407, 11673211, 81712477]

約数ペア:

[(1, 81712477), (7, 11673211), (11, 7428407), (73, 1119349), (77, 1061201), (511, 159907), (803, 101759), (5621, 14537)]