20880451575

素因数分解:

$3^2\times 5^2\times {\mathrm{92802007}}^1$

素因数の和:92802023

約数の個数: 18

約数和(自身を含む): 37399209224

約数和(自身を除く): 16518757649

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 92802007, 278406021, 464010035, 835218063, 1392030105, 2320050175, 4176090315, 6960150525, 20880451575]

約数ペア:

[(1, 20880451575), (3, 6960150525), (5, 4176090315), (9, 2320050175), (15, 1392030105), (25, 835218063), (45, 464010035), (75, 278406021), (225, 92802007)]