13404771

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{2267}}^1$

素因数の和:2352

約数の個数: 20

約数和(自身を含む): 20307672

約数和(自身を除く): 6902901

約数列:

[1, 3, 9, 27, 73, 81, 219, 657, 1971, 2267, 5913, 6801, 20403, 61209, 165491, 183627, 496473, 1489419, 4468257, 13404771]

約数ペア:

[(1, 13404771), (3, 4468257), (9, 1489419), (27, 496473), (73, 183627), (81, 165491), (219, 61209), (657, 20403), (1971, 6801), (2267, 5913)]