81663945155

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{5392139}}^1$

素因数の和:5392390

約数の個数: 16

約数和(自身を含む): 105987903840

約数和(自身を除く): 24323958685

約数列:

[1, 5, 13, 65, 233, 1165, 3029, 15145, 5392139, 26960695, 70097807, 350489035, 1256368387, 6281841935, 16332789031, 81663945155]

約数ペア:

[(1, 81663945155), (5, 16332789031), (13, 6281841935), (65, 1256368387), (233, 350489035), (1165, 70097807), (3029, 26960695), (15145, 5392139)]