13001391

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{12347}}^1$

素因数の和:12372

約数の個数: 20

約数和(自身を含む): 20917512

約数和(自身を除く): 7916121

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 12347, 37041, 111123, 160511, 333369, 481533, 1000107, 1444599, 4333797, 13001391]

約数ペア:

[(1, 13001391), (3, 4333797), (9, 1444599), (13, 1000107), (27, 481533), (39, 333369), (81, 160511), (117, 111123), (351, 37041), (1053, 12347)]