81112983

素因数分解:

$3^1\times 7^4\times {\mathrm{11261}}^1$

素因数の和:11292

約数の個数: 20

約数和(自身を含む): 126179448

約数和(自身を除く): 45066465

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 2401, 7203, 11261, 33783, 78827, 236481, 551789, 1655367, 3862523, 11587569, 27037661, 81112983]

約数ペア:

[(1, 81112983), (3, 27037661), (7, 11587569), (21, 3862523), (49, 1655367), (147, 551789), (343, 236481), (1029, 78827), (2401, 33783), (7203, 11261)]