81977154

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1951837}}^1$

素因数の和:1951849

約数の個数: 16

約数和(自身を含む): 187376448

約数和(自身を除く): 105399294

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1951837, 3903674, 5855511, 11711022, 13662859, 27325718, 40988577, 81977154]

約数ペア:

[(1, 81977154), (2, 40988577), (3, 27325718), (6, 13662859), (7, 11711022), (14, 5855511), (21, 3903674), (42, 1951837)]