291257343

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{2953}}^1$

素因数の和:3256

約数の個数: 32

約数和(自身を含む): 466495680

約数和(自身を除く): 175238337

約数列:

[1, 3, 9, 13, 27, 39, 117, 281, 351, 843, 2529, 2953, 3653, 7587, 8859, 10959, 26577, 32877, 38389, 79731, 98631, 115167, 345501, 829793, 1036503, 2489379, 7468137, 10787309, 22404411, 32361927, 97085781, 291257343]

約数ペア:

[(1, 291257343), (3, 97085781), (9, 32361927), (13, 22404411), (27, 10787309), (39, 7468137), (117, 2489379), (281, 1036503), (351, 829793), (843, 345501), (2529, 115167), (2953, 98631), (3653, 79731), (7587, 38389), (8859, 32877), (10959, 26577)]