78440157

素因数分解:

$3^5\times {\mathrm{29}}^1\times {\mathrm{11131}}^1$

素因数の和:11175

約数の個数: 24

約数和(自身を含む): 121561440

約数和(自身を除く): 43121283

約数列:

[1, 3, 9, 27, 29, 81, 87, 243, 261, 783, 2349, 7047, 11131, 33393, 100179, 300537, 322799, 901611, 968397, 2704833, 2905191, 8715573, 26146719, 78440157]

約数ペア:

[(1, 78440157), (3, 26146719), (9, 8715573), (27, 2905191), (29, 2704833), (81, 968397), (87, 901611), (243, 322799), (261, 300537), (783, 100179), (2349, 33393), (7047, 11131)]