287491449

素因数分解:

$3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{193}}^1\times {\mathrm{797}}^1$

素因数の和:1089

約数の個数: 32

約数和(自身を含む): 445858560

約数和(自身を除く): 158367111

約数列:

[1, 3, 7, 21, 89, 193, 267, 579, 623, 797, 1351, 1869, 2391, 4053, 5579, 16737, 17177, 51531, 70933, 120239, 153821, 212799, 360717, 461463, 496531, 1076747, 1489593, 3230241, 13690069, 41070207, 95830483, 287491449]

約数ペア:

[(1, 287491449), (3, 95830483), (7, 41070207), (21, 13690069), (89, 3230241), (193, 1489593), (267, 1076747), (579, 496531), (623, 461463), (797, 360717), (1351, 212799), (1869, 153821), (2391, 120239), (4053, 70933), (5579, 51531), (16737, 17177)]