426615

素因数分解:

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

素因数の和:271

約数の個数: 32

約数和(自身を含む): 829440

約数和(自身を除く): 402825

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 239, 255, 357, 595, 717, 1195, 1673, 1785, 3585, 4063, 5019, 8365, 12189, 20315, 25095, 28441, 60945, 85323, 142205, 426615]

約数ペア:

[(1, 426615), (3, 142205), (5, 85323), (7, 60945), (15, 28441), (17, 25095), (21, 20315), (35, 12189), (51, 8365), (85, 5019), (105, 4063), (119, 3585), (239, 1785), (255, 1673), (357, 1195), (595, 717)]