39902915

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{1759}}^1$

素因数の和:2126

約数の個数: 16

約数和(自身を含む): 51744000

約数和(自身を除く): 11841085

約数列:

[1, 5, 13, 65, 349, 1745, 1759, 4537, 8795, 22685, 22867, 114335, 613891, 3069455, 7980583, 39902915]

約数ペア:

[(1, 39902915), (5, 7980583), (13, 3069455), (65, 613891), (349, 114335), (1745, 22867), (1759, 22685), (4537, 8795)]