28842525

素因数分解:

$3^2\times 5^2\times {\mathrm{128189}}^1$

素因数の和:128205

約数の個数: 18

約数和(自身を含む): 51660570

約数和(自身を除く): 22818045

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 128189, 384567, 640945, 1153701, 1922835, 3204725, 5768505, 9614175, 28842525]

約数ペア:

[(1, 28842525), (3, 9614175), (5, 5768505), (9, 3204725), (15, 1922835), (25, 1153701), (45, 640945), (75, 384567), (225, 128189)]