68737905

素因数分解:

$3^2\times 5^1\times {\mathrm{509}}^1\times {\mathrm{3001}}^1$

素因数の和:3521

約数の個数: 24

約数和(自身を含む): 119419560

約数和(自身を除く): 50681655

約数列:

[1, 3, 5, 9, 15, 45, 509, 1527, 2545, 3001, 4581, 7635, 9003, 15005, 22905, 27009, 45015, 135045, 1527509, 4582527, 7637545, 13747581, 22912635, 68737905]

約数ペア:

[(1, 68737905), (3, 22912635), (5, 13747581), (9, 7637545), (15, 4582527), (45, 1527509), (509, 135045), (1527, 45015), (2545, 27009), (3001, 22905), (4581, 15005), (7635, 9003)]