90657885

素因数分解:

$3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{43481}}^1$

素因数の和:43628

約数の個数: 16

約数和(自身を含む): 146099520

約数和(自身を除く): 55441635

約数列:

[1, 3, 5, 15, 139, 417, 695, 2085, 43481, 130443, 217405, 652215, 6043859, 18131577, 30219295, 90657885]

約数ペア:

[(1, 90657885), (3, 30219295), (5, 18131577), (15, 6043859), (139, 652215), (417, 217405), (695, 130443), (2085, 43481)]