81127717

素因数分解:

${\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{18121}}^1$

素因数の和:18180

約数の個数: 12

約数和(自身を含む): 91588588

約数和(自身を除く): 10460871

約数列:

[1, 11, 37, 121, 407, 4477, 18121, 199331, 670477, 2192641, 7375247, 81127717]

約数ペア:

[(1, 81127717), (11, 7375247), (37, 2192641), (121, 670477), (407, 199331), (4477, 18121)]