1680840765

素因数分解:

$3^2\times 5^1\times {\mathrm{853}}^1\times {\mathrm{43789}}^1$

素因数の和:44653

約数の個数: 24

約数和(自身を含む): 2916939480

約数和(自身を除く): 1236098715

約数列:

[1, 3, 5, 9, 15, 45, 853, 2559, 4265, 7677, 12795, 38385, 43789, 131367, 218945, 394101, 656835, 1970505, 37352017, 112056051, 186760085, 336168153, 560280255, 1680840765]

約数ペア:

[(1, 1680840765), (3, 560280255), (5, 336168153), (9, 186760085), (15, 112056051), (45, 37352017), (853, 1970505), (2559, 656835), (4265, 394101), (7677, 218945), (12795, 131367), (38385, 43789)]