20154105

素因数分解:

$3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{7591}}^1$

素因数の和:7661

約数の個数: 24

約数和(自身を含む): 35530560

約数和(自身を除く): 15376455

約数列:

[1, 3, 5, 9, 15, 45, 59, 177, 295, 531, 885, 2655, 7591, 22773, 37955, 68319, 113865, 341595, 447869, 1343607, 2239345, 4030821, 6718035, 20154105]

約数ペア:

[(1, 20154105), (3, 6718035), (5, 4030821), (9, 2239345), (15, 1343607), (45, 447869), (59, 341595), (177, 113865), (295, 68319), (531, 37955), (885, 22773), (2655, 7591)]