338889239

素因数分解:

${\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{199}}^1\times {\mathrm{1297}}^1$

素因数の和:1610

約数の個数: 16

約数和(自身を含む): 370708800

約数和(自身を除く): 31819561

約数列:

[1, 13, 101, 199, 1297, 1313, 2587, 16861, 20099, 130997, 258103, 261287, 1702961, 3355339, 26068403, 338889239]

約数ペア:

[(1, 338889239), (13, 26068403), (101, 3355339), (199, 1702961), (1297, 261287), (1313, 258103), (2587, 130997), (16861, 20099)]