1405261

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{317}}^1$

素因数の和:372

約数の個数: 16

約数和(自身を含む): 1709568

約数和(自身を除く): 304307

約数列:

[1, 11, 13, 31, 143, 317, 341, 403, 3487, 4121, 4433, 9827, 45331, 108097, 127751, 1405261]

約数ペア:

[(1, 1405261), (11, 127751), (13, 108097), (31, 45331), (143, 9827), (317, 4433), (341, 4121), (403, 3487)]