78081531

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{20939}}^1$

素因数の和:21066

約数の個数: 16

約数和(自身を含む): 114583680

約数和(自身を除く): 36502149

約数列:

[1, 3, 11, 33, 113, 339, 1243, 3729, 20939, 62817, 230329, 690987, 2366107, 7098321, 26027177, 78081531]

約数ペア:

[(1, 78081531), (3, 26027177), (11, 7098321), (33, 2366107), (113, 690987), (339, 230329), (1243, 62817), (3729, 20939)]