81626703

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{227}}^1\times {\mathrm{1789}}^1$

素因数の和:2086

約数の個数: 16

約数和(自身を含む): 111008640

約数和(自身を除く): 29381937

約数列:

[1, 3, 67, 201, 227, 681, 1789, 5367, 15209, 45627, 119863, 359589, 406103, 1218309, 27208901, 81626703]

約数ペア:

[(1, 81626703), (3, 27208901), (67, 1218309), (201, 406103), (227, 359589), (681, 119863), (1789, 45627), (5367, 15209)]