1279845

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 2695680

約数和(自身を除く): 1415835

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 35, 45, 51, 63, 85, 105, 119, 153, 239, 255, 315, 357, 595, 717, 765, 1071, 1195, 1673, 1785, 2151, 3585, 4063, 5019, 5355, 8365, 10755, 12189, 15057, 20315, 25095, 28441, 36567, 60945, 75285, 85323, 142205, 182835, 255969, 426615, 1279845]

約数ペア:

[(1, 1279845), (3, 426615), (5, 255969), (7, 182835), (9, 142205), (15, 85323), (17, 75285), (21, 60945), (35, 36567), (45, 28441), (51, 25095), (63, 20315), (85, 15057), (105, 12189), (119, 10755), (153, 8365), (239, 5355), (255, 5019), (315, 4063), (357, 3585), (595, 2151), (717, 1785), (765, 1673), (1071, 1195)]