81171005

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{3631}}^1$

素因数の和:3916

約数の個数: 16

約数和(自身を含む): 103555584

約数和(自身を除く): 22384579

約数列:

[1, 5, 17, 85, 263, 1315, 3631, 4471, 18155, 22355, 61727, 308635, 954953, 4774765, 16234201, 81171005]

約数ペア:

[(1, 81171005), (5, 16234201), (17, 4774765), (85, 954953), (263, 308635), (1315, 61727), (3631, 22355), (4471, 18155)]