69720945

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{664009}}^1$

素因数の和:664024

約数の個数: 16

約数和(自身を含む): 127489920

約数和(自身を除く): 57768975

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 664009, 1992027, 3320045, 4648063, 9960135, 13944189, 23240315, 69720945]

約数ペア:

[(1, 69720945), (3, 23240315), (5, 13944189), (7, 9960135), (15, 4648063), (21, 3320045), (35, 1992027), (105, 664009)]