81809234

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{66947}}^1$

素因数の和:67009

約数の個数: 16

約数和(自身を含む): 134967168

約数和(自身を除く): 53157934

約数列:

[1, 2, 13, 26, 47, 94, 611, 1222, 66947, 133894, 870311, 1740622, 3146509, 6293018, 40904617, 81809234]

約数ペア:

[(1, 81809234), (2, 40904617), (13, 6293018), (26, 3146509), (47, 1740622), (94, 870311), (611, 133894), (1222, 66947)]