11998575

素因数分解:

$3^2\times 5^2\times {\mathrm{53327}}^1$

素因数の和:53343

約数の個数: 18

約数和(自身を含む): 21491184

約数和(自身を除く): 9492609

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 53327, 159981, 266635, 479943, 799905, 1333175, 2399715, 3999525, 11998575]

約数ペア:

[(1, 11998575), (3, 3999525), (5, 2399715), (9, 1333175), (15, 799905), (25, 479943), (45, 266635), (75, 159981), (225, 53327)]