87792975

素因数分解:

$3^2\times 5^2\times {\mathrm{390191}}^1$

素因数の和:390207

約数の個数: 18

約数和(自身を含む): 157247376

約数和(自身を除く): 69454401

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 390191, 1170573, 1950955, 3511719, 5852865, 9754775, 17558595, 29264325, 87792975]

約数ペア:

[(1, 87792975), (3, 29264325), (5, 17558595), (9, 9754775), (15, 5852865), (25, 3511719), (45, 1950955), (75, 1170573), (225, 390191)]