81382665

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59621}}^1$

素因数の和:59649

約数の個数: 32

約数和(自身を含む): 160263936

約数和(自身を除く): 78881271

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 59621, 178863, 298105, 417347, 775073, 894315, 1252041, 2086735, 2325219, 3875365, 5425511, 6260205, 11626095, 16276533, 27127555, 81382665]

約数ペア:

[(1, 81382665), (3, 27127555), (5, 16276533), (7, 11626095), (13, 6260205), (15, 5425511), (21, 3875365), (35, 2325219), (39, 2086735), (65, 1252041), (91, 894315), (105, 775073), (195, 417347), (273, 298105), (455, 178863), (1365, 59621)]