81711782

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{487}}^1\times {\mathrm{1951}}^1$

素因数の和:2483

約数の個数: 16

約数和(自身を含む): 125740032

約数和(自身を除く): 44028250

約数列:

[1, 2, 43, 86, 487, 974, 1951, 3902, 20941, 41882, 83893, 167786, 950137, 1900274, 40855891, 81711782]

約数ペア:

[(1, 81711782), (2, 40855891), (43, 1900274), (86, 950137), (487, 167786), (974, 83893), (1951, 41882), (3902, 20941)]