209439269

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{619}}^1\times {\mathrm{1531}}^1$

素因数の和:2180

約数の個数: 16

約数和(自身を含む): 239359680

約数和(自身を除く): 29920411

約数列:

[1, 13, 17, 221, 619, 1531, 8047, 10523, 19903, 26027, 136799, 338351, 947689, 12319957, 16110713, 209439269]

約数ペア:

[(1, 209439269), (13, 16110713), (17, 12319957), (221, 947689), (619, 338351), (1531, 136799), (8047, 26027), (10523, 19903)]