457970013

素因数分解:

$3^2\times {\mathrm{83}}^1\times {\mathrm{307}}^1\times {\mathrm{1997}}^1$

素因数の和:2393

約数の個数: 24

約数和(自身を含む): 671999328

約数和(自身を除く): 214029315

約数列:

[1, 3, 9, 83, 249, 307, 747, 921, 1997, 2763, 5991, 17973, 25481, 76443, 165751, 229329, 497253, 613079, 1491759, 1839237, 5517711, 50885557, 152656671, 457970013]

約数ペア:

[(1, 457970013), (3, 152656671), (9, 50885557), (83, 5517711), (249, 1839237), (307, 1491759), (747, 613079), (921, 497253), (1997, 229329), (2763, 165751), (5991, 76443), (17973, 25481)]