199894635

素因数分解:

$3^4\times 5^1\times {\mathrm{493567}}^1$

素因数の和:493584

約数の個数: 20

約数和(自身を含む): 358330368

約数和(自身を除く): 158435733

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 493567, 1480701, 2467835, 4442103, 7403505, 13326309, 22210515, 39978927, 66631545, 199894635]

約数ペア:

[(1, 199894635), (3, 66631545), (5, 39978927), (9, 22210515), (15, 13326309), (27, 7403505), (45, 4442103), (81, 2467835), (135, 1480701), (405, 493567)]