129120975

素因数分解:

$3^2\times 5^2\times {\mathrm{573871}}^1$

素因数の和:573887

約数の個数: 18

約数和(自身を含む): 231270416

約数和(自身を除く): 102149441

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 573871, 1721613, 2869355, 5164839, 8608065, 14346775, 25824195, 43040325, 129120975]

約数ペア:

[(1, 129120975), (3, 43040325), (5, 25824195), (9, 14346775), (15, 8608065), (25, 5164839), (45, 2869355), (75, 1721613), (225, 573871)]