201490335

素因数分解:

$3^4\times 5^1\times {\mathrm{497507}}^1$

素因数の和:497524

約数の個数: 20

約数和(自身を含む): 361190808

約数和(自身を除く): 159700473

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 497507, 1492521, 2487535, 4477563, 7462605, 13432689, 22387815, 40298067, 67163445, 201490335]

約数ペア:

[(1, 201490335), (3, 67163445), (5, 40298067), (9, 22387815), (15, 13432689), (27, 7462605), (45, 4477563), (81, 2487535), (135, 1492521), (405, 497507)]