81427229

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{607}}^2$

素因数の和:1244

約数の個数: 12

約数和(自身を含む): 93002364

約数和(自身を除く): 11575135

約数列:

[1, 13, 17, 221, 607, 7891, 10319, 134147, 368449, 4789837, 6263633, 81427229]

約数ペア:

[(1, 81427229), (13, 6263633), (17, 4789837), (221, 368449), (607, 134147), (7891, 10319)]