208597925

素因数分解:

$5^2\times {\mathrm{23}}^2\times {\mathrm{15773}}^1$

素因数の和:15829

約数の個数: 18

約数和(自身を含む): 270413682

約数和(自身を除く): 61815757

約数列:

[1, 5, 23, 25, 115, 529, 575, 2645, 13225, 15773, 78865, 362779, 394325, 1813895, 8343917, 9069475, 41719585, 208597925]

約数ペア:

[(1, 208597925), (5, 41719585), (23, 9069475), (25, 8343917), (115, 1813895), (529, 394325), (575, 362779), (2645, 78865), (13225, 15773)]