206516255

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{220873}}^1$

素因数の和:220906

約数の個数: 16

約数和(自身を含む): 286252704

約数和(自身を除く): 79736449

約数列:

[1, 5, 11, 17, 55, 85, 187, 935, 220873, 1104365, 2429603, 3754841, 12148015, 18774205, 41303251, 206516255]

約数ペア:

[(1, 206516255), (5, 41303251), (11, 18774205), (17, 12148015), (55, 3754841), (85, 2429603), (187, 1104365), (935, 220873)]