12791905

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{21499}}^1$

素因数の和:21528

約数の個数: 16

約数和(自身を含む): 18576000

約数和(自身を除く): 5784095

約数列:

[1, 5, 7, 17, 35, 85, 119, 595, 21499, 107495, 150493, 365483, 752465, 1827415, 2558381, 12791905]

約数ペア:

[(1, 12791905), (5, 2558381), (7, 1827415), (17, 752465), (35, 365483), (85, 150493), (119, 107495), (595, 21499)]