211380525

素因数分解:

$3^2\times 5^2\times {\mathrm{939469}}^1$

素因数の和:939485

約数の個数: 18

約数和(自身を含む): 378606410

約数和(自身を除く): 167225885

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 939469, 2818407, 4697345, 8455221, 14092035, 23486725, 42276105, 70460175, 211380525]

約数ペア:

[(1, 211380525), (3, 70460175), (5, 42276105), (9, 23486725), (15, 14092035), (25, 8455221), (45, 4697345), (75, 2818407), (225, 939469)]