256917583

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{40087}}^1$

素因数の和:40146

約数の個数: 16

約数和(自身を含む): 303065280

約数和(自身を除く): 46147697

約数列:

[1, 13, 17, 29, 221, 377, 493, 6409, 40087, 521131, 681479, 1162523, 8859227, 15112799, 19762891, 256917583]

約数ペア:

[(1, 256917583), (13, 19762891), (17, 15112799), (29, 8859227), (221, 1162523), (377, 681479), (493, 521131), (6409, 40087)]