217412507

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{33923}}^1$

素因数の和:33982

約数の個数: 16

約数和(自身を含む): 256465440

約数和(自身を除く): 39052933

約数列:

[1, 13, 17, 29, 221, 377, 493, 6409, 33923, 440999, 576691, 983767, 7496983, 12788971, 16724039, 217412507]

約数ペア:

[(1, 217412507), (13, 16724039), (17, 12788971), (29, 7496983), (221, 983767), (377, 576691), (493, 440999), (6409, 33923)]