81197154

素因数分解:

$2^1\times 3^4\times {\mathrm{501217}}^1$

素因数の和:501231

約数の個数: 20

約数和(自身を含む): 181942134

約数和(自身を除く): 100744980

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 501217, 1002434, 1503651, 3007302, 4510953, 9021906, 13532859, 27065718, 40598577, 81197154]

約数ペア:

[(1, 81197154), (2, 40598577), (3, 27065718), (6, 13532859), (9, 9021906), (18, 4510953), (27, 3007302), (54, 1503651), (81, 1002434), (162, 501217)]