81227027

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{3877}}^1$

素因数の和:3998

約数の個数: 16

約数和(自身を含む): 96422592

約数和(自身を除く): 15195565

約数列:

[1, 7, 41, 73, 287, 511, 2993, 3877, 20951, 27139, 158957, 283021, 1112699, 1981147, 11603861, 81227027]

約数ペア:

[(1, 81227027), (7, 11603861), (41, 1981147), (73, 1112699), (287, 283021), (511, 158957), (2993, 27139), (3877, 20951)]