661791885

素因数分解:

$3^1\times 5^1\times {\mathrm{6329}}^1\times {\mathrm{6971}}^1$

素因数の和:13308

約数の個数: 16

約数和(自身を含む): 1059186240

約数和(自身を除く): 397394355

約数列:

[1, 3, 5, 15, 6329, 6971, 18987, 20913, 31645, 34855, 94935, 104565, 44119459, 132358377, 220597295, 661791885]

約数ペア:

[(1, 661791885), (3, 220597295), (5, 132358377), (15, 44119459), (6329, 104565), (6971, 94935), (18987, 34855), (20913, 31645)]