87714819

素因数分解:

$3^4\times {\mathrm{821}}^1\times {\mathrm{1319}}^1$

素因数の和:2152

約数の個数: 20

約数和(自身を含む): 131289840

約数和(自身を除く): 43575021

約数列:

[1, 3, 9, 27, 81, 821, 1319, 2463, 3957, 7389, 11871, 22167, 35613, 66501, 106839, 1082899, 3248697, 9746091, 29238273, 87714819]

約数ペア:

[(1, 87714819), (3, 29238273), (9, 9746091), (27, 3248697), (81, 1082899), (821, 106839), (1319, 66501), (2463, 35613), (3957, 22167), (7389, 11871)]