81782841

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{54851}}^1$

素因数の和:54932

約数の個数: 16

約数和(自身を含む): 126379008

約数和(自身を除く): 44596167

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 54851, 164553, 383957, 1151871, 3894421, 11683263, 27260947, 81782841]

約数ペア:

[(1, 81782841), (3, 27260947), (7, 11683263), (21, 3894421), (71, 1151871), (213, 383957), (497, 164553), (1491, 54851)]