81397595

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{6197}}^1$

素因数の和:6310

約数の個数: 16

約数和(自身を含む): 101746368

約数和(自身を除く): 20348773

約数列:

[1, 5, 37, 71, 185, 355, 2627, 6197, 13135, 30985, 229289, 439987, 1146445, 2199935, 16279519, 81397595]

約数ペア:

[(1, 81397595), (5, 16279519), (37, 2199935), (71, 1146445), (185, 439987), (355, 229289), (2627, 30985), (6197, 13135)]