81092109

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{12829}}^1$

素因数の和:12889

約数の個数: 24

約数和(自身を含む): 128710560

約数和(自身を除く): 47618451

約数列:

[1, 3, 7, 21, 43, 49, 129, 147, 301, 903, 2107, 6321, 12829, 38487, 89803, 269409, 551647, 628621, 1654941, 1885863, 3861529, 11584587, 27030703, 81092109]

約数ペア:

[(1, 81092109), (3, 27030703), (7, 11584587), (21, 3861529), (43, 1885863), (49, 1654941), (129, 628621), (147, 551647), (301, 269409), (903, 89803), (2107, 38487), (6321, 12829)]