205718785

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{105227}}^1$

素因数の和:105272

約数の個数: 16

約数和(自身を含む): 272750976

約数和(自身を除く): 67032191

約数列:

[1, 5, 17, 23, 85, 115, 391, 1955, 105227, 526135, 1788859, 2420221, 8944295, 12101105, 41143757, 205718785]

約数ペア:

[(1, 205718785), (5, 41143757), (17, 12101105), (23, 8944295), (85, 2420221), (115, 1788859), (391, 526135), (1955, 105227)]