81344879

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{10891}}^1$

素因数の和:11006

約数の個数: 16

約数和(自身を含む): 102471936

約数和(自身を除く): 21127057

約数列:

[1, 7, 11, 77, 97, 679, 1067, 7469, 10891, 76237, 119801, 838607, 1056427, 7394989, 11620697, 81344879]

約数ペア:

[(1, 81344879), (7, 11620697), (11, 7394989), (77, 1056427), (97, 838607), (679, 119801), (1067, 76237), (7469, 10891)]