78827823

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{31393}}^1$

素因数の和:31436

約数の個数: 20

約数和(自身を含む): 121557568

約数和(自身を除く): 42729745

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 31393, 94179, 282537, 847611, 973183, 2542833, 2919549, 8758647, 26275941, 78827823]

約数ペア:

[(1, 78827823), (3, 26275941), (9, 8758647), (27, 2919549), (31, 2542833), (81, 973183), (93, 847611), (279, 282537), (837, 94179), (2511, 31393)]