788397831

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{396379}}^1$

素因数の和:396415

約数の個数: 24

約数和(自身を含む): 1298540880

約数和(自身を除く): 510143049

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 396379, 1189137, 3567411, 5152927, 6738443, 15458781, 20215329, 46376343, 60645987, 87599759, 262799277, 788397831]

約数ペア:

[(1, 788397831), (3, 262799277), (9, 87599759), (13, 60645987), (17, 46376343), (39, 20215329), (51, 15458781), (117, 6738443), (153, 5152927), (221, 3567411), (663, 1189137), (1989, 396379)]