81376646

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{66593}}^1$

素因数の和:66655

約数の個数: 16

約数和(自身を含む): 134253504

約数和(自身を除く): 52876858

約数列:

[1, 2, 13, 26, 47, 94, 611, 1222, 66593, 133186, 865709, 1731418, 3129871, 6259742, 40688323, 81376646]

約数ペア:

[(1, 81376646), (2, 40688323), (13, 6259742), (26, 3129871), (47, 1731418), (94, 865709), (611, 133186), (1222, 66593)]