81316707

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{263}}^1\times {\mathrm{4481}}^1$

素因数の和:4770

約数の個数: 16

約数和(自身を含む): 113591808

約数和(自身を除く): 32275101

約数列:

[1, 3, 23, 69, 263, 789, 4481, 6049, 13443, 18147, 103063, 309189, 1178503, 3535509, 27105569, 81316707]

約数ペア:

[(1, 81316707), (3, 27105569), (23, 3535509), (69, 1178503), (263, 309189), (789, 103063), (4481, 18147), (6049, 13443)]