123879679

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{6359}}^1$

素因数の和:6411

約数の個数: 24

約数和(自身を含む): 162408960

約数和(自身を除く): 38529281

約数列:

[1, 7, 11, 23, 77, 121, 161, 253, 847, 1771, 2783, 6359, 19481, 44513, 69949, 146257, 489643, 769439, 1023799, 1608827, 5386073, 11261789, 17697097, 123879679]

約数ペア:

[(1, 123879679), (7, 17697097), (11, 11261789), (23, 5386073), (77, 1608827), (121, 1023799), (161, 769439), (253, 489643), (847, 146257), (1771, 69949), (2783, 44513), (6359, 19481)]