81599999

素因数分解:

${\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1\times {\mathrm{409}}^1$

素因数の和:674

約数の個数: 16

約数和(自身を含む): 89544000

約数和(自身を除く): 7944001

約数列:

[1, 13, 103, 149, 409, 1339, 1937, 5317, 15347, 42127, 60941, 199511, 547651, 792233, 6276923, 81599999]

約数ペア:

[(1, 81599999), (13, 6276923), (103, 792233), (149, 547651), (409, 199511), (1339, 60941), (1937, 42127), (5317, 15347)]