71817571

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{6781}}^1$

素因数の和:6894

約数の個数: 16

約数和(自身を含む): 87894720

約数和(自身を除く): 16077149

約数列:

[1, 7, 17, 89, 119, 623, 1513, 6781, 10591, 47467, 115277, 603509, 806939, 4224563, 10259653, 71817571]

約数ペア:

[(1, 71817571), (7, 10259653), (17, 4224563), (89, 806939), (119, 603509), (623, 115277), (1513, 47467), (6781, 10591)]