858174831

素因数分解:

$3^4\times {\mathrm{1181}}^1\times {\mathrm{8971}}^1$

素因数の和:10164

約数の個数: 20

約数和(自身を含む): 1283193384

約数和(自身を除く): 425018553

約数列:

[1, 3, 9, 27, 81, 1181, 3543, 8971, 10629, 26913, 31887, 80739, 95661, 242217, 726651, 10594751, 31784253, 95352759, 286058277, 858174831]

約数ペア:

[(1, 858174831), (3, 286058277), (9, 95352759), (27, 31784253), (81, 10594751), (1181, 726651), (3543, 242217), (8971, 95661), (10629, 80739), (26913, 31887)]