81856737

素因数分解:

$3^5\times {\mathrm{229}}^1\times {\mathrm{1471}}^1$

素因数の和:1715

約数の個数: 24

約数和(自身を含む): 123235840

約数和(自身を除く): 41379103

約数列:

[1, 3, 9, 27, 81, 229, 243, 687, 1471, 2061, 4413, 6183, 13239, 18549, 39717, 55647, 119151, 336859, 357453, 1010577, 3031731, 9095193, 27285579, 81856737]

約数ペア:

[(1, 81856737), (3, 27285579), (9, 9095193), (27, 3031731), (81, 1010577), (229, 357453), (243, 336859), (687, 119151), (1471, 55647), (2061, 39717), (4413, 18549), (6183, 13239)]