81171246

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1040657}}^1$

素因数の和:1040675

約数の個数: 16

約数和(自身を含む): 174830544

約数和(自身を除く): 93659298

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 1040657, 2081314, 3121971, 6243942, 13528541, 27057082, 40585623, 81171246]

約数ペア:

[(1, 81171246), (2, 40585623), (3, 27057082), (6, 13528541), (13, 6243942), (26, 3121971), (39, 2081314), (78, 1040657)]