27720478359

素因数分解:

$3^2\times 7^1\times {\mathrm{1637}}^1\times {\mathrm{268789}}^1$

素因数の和:270439

約数の個数: 24

約数和(自身を含む): 45788914080

約数和(自身を除く): 18068435721

約数列:

[1, 3, 7, 9, 21, 63, 1637, 4911, 11459, 14733, 34377, 103131, 268789, 806367, 1881523, 2419101, 5644569, 16933707, 440007593, 1320022779, 3080053151, 3960068337, 9240159453, 27720478359]

約数ペア:

[(1, 27720478359), (3, 9240159453), (7, 3960068337), (9, 3080053151), (21, 1320022779), (63, 440007593), (1637, 16933707), (4911, 5644569), (11459, 2419101), (14733, 1881523), (34377, 806367), (103131, 268789)]