201997145

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{339491}}^1$

素因数の和:339520

約数の個数: 16

約数和(自身を含む): 293321088

約数和(自身を除く): 91323943

約数列:

[1, 5, 7, 17, 35, 85, 119, 595, 339491, 1697455, 2376437, 5771347, 11882185, 28856735, 40399429, 201997145]

約数ペア:

[(1, 201997145), (5, 40399429), (7, 28856735), (17, 11882185), (35, 5771347), (85, 2376437), (119, 1697455), (595, 339491)]