81812289

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{44633}}^1$

素因数の和:44696

約数の個数: 16

約数和(自身を含む): 119976192

約数和(自身を除く): 38163903

約数列:

[1, 3, 13, 39, 47, 141, 611, 1833, 44633, 133899, 580229, 1740687, 2097751, 6293253, 27270763, 81812289]

約数ペア:

[(1, 81812289), (3, 27270763), (13, 6293253), (39, 2097751), (47, 1740687), (141, 580229), (611, 133899), (1833, 44633)]