17220537

素因数分解:

$3^2\times {\mathrm{23}}^2\times {\mathrm{3617}}^1$

素因数の和:3669

約数の個数: 18

約数和(自身を含む): 26009802

約数和(自身を除く): 8789265

約数列:

[1, 3, 9, 23, 69, 207, 529, 1587, 3617, 4761, 10851, 32553, 83191, 249573, 748719, 1913393, 5740179, 17220537]

約数ペア:

[(1, 17220537), (3, 5740179), (9, 1913393), (23, 748719), (69, 249573), (207, 83191), (529, 32553), (1587, 10851), (3617, 4761)]