31458063

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{829}}^1$

素因数の和:991

約数の個数: 32

約数和(自身を含む): 52057600

約数和(自身を除く): 20599537

約数列:

[1, 3, 7, 13, 21, 39, 91, 139, 273, 417, 829, 973, 1807, 2487, 2919, 5421, 5803, 10777, 12649, 17409, 32331, 37947, 75439, 115231, 226317, 345693, 806617, 1498003, 2419851, 4494009, 10486021, 31458063]

約数ペア:

[(1, 31458063), (3, 10486021), (7, 4494009), (13, 2419851), (21, 1498003), (39, 806617), (91, 345693), (139, 226317), (273, 115231), (417, 75439), (829, 37947), (973, 32331), (1807, 17409), (2487, 12649), (2919, 10777), (5421, 5803)]