67440071

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{997}}^1$

素因数の和:1210

約数の個数: 16

約数和(自身を含む): 75017664

約数和(自身を除く): 7577593

約数列:

[1, 17, 23, 173, 391, 997, 2941, 3979, 16949, 22931, 67643, 172481, 389827, 2932177, 3967063, 67440071]

約数ペア:

[(1, 67440071), (17, 3967063), (23, 2932177), (173, 389827), (391, 172481), (997, 67643), (2941, 22931), (3979, 16949)]