189902715

素因数分解:

$3^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{199}}^1\times {\mathrm{563}}^1$

素因数の和:883

約数の個数: 32

約数和(自身を含む): 308620800

約数和(自身を除く): 118718085

約数列:

[1, 3, 5, 15, 113, 199, 339, 563, 565, 597, 995, 1689, 1695, 2815, 2985, 8445, 22487, 63619, 67461, 112037, 112435, 190857, 318095, 336111, 337305, 560185, 954285, 1680555, 12660181, 37980543, 63300905, 189902715]

約数ペア:

[(1, 189902715), (3, 63300905), (5, 37980543), (15, 12660181), (113, 1680555), (199, 954285), (339, 560185), (563, 337305), (565, 336111), (597, 318095), (995, 190857), (1689, 112435), (1695, 112037), (2815, 67461), (2985, 63619), (8445, 22487)]