12161565

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20789}}^1$

素因数の和:20813

約数の個数: 24

約数和(自身を含む): 22702680

約数和(自身を除く): 10541115

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 20789, 62367, 103945, 187101, 270257, 311835, 810771, 935505, 1351285, 2432313, 4053855, 12161565]

約数ペア:

[(1, 12161565), (3, 4053855), (5, 2432313), (9, 1351285), (13, 935505), (15, 810771), (39, 311835), (45, 270257), (65, 187101), (117, 103945), (195, 62367), (585, 20789)]