123987182

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{71339}}^1$

素因数の和:71431

約数の個数: 16

約数和(自身を含む): 205459200

約数和(自身を除く): 81472018

約数列:

[1, 2, 11, 22, 79, 158, 869, 1738, 71339, 142678, 784729, 1569458, 5635781, 11271562, 61993591, 123987182]

約数ペア:

[(1, 123987182), (2, 61993591), (11, 11271562), (22, 5635781), (79, 1569458), (158, 784729), (869, 142678), (1738, 71339)]