39391295

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{20149}}^1$

素因数の和:20194

約数の個数: 16

約数和(自身を含む): 52228800

約数和(自身を除く): 12837505

約数列:

[1, 5, 17, 23, 85, 115, 391, 1955, 20149, 100745, 342533, 463427, 1712665, 2317135, 7878259, 39391295]

約数ペア:

[(1, 39391295), (5, 7878259), (17, 2317135), (23, 1712665), (85, 463427), (115, 342533), (391, 100745), (1955, 20149)]