81738377

素因数分解:

$7^1\times {\mathrm{79}}^2\times {\mathrm{1871}}^1$

素因数の和:2036

約数の個数: 12

約数和(自身を含む): 94663296

約数和(自身を除く): 12924919

約数列:

[1, 7, 79, 553, 1871, 6241, 13097, 43687, 147809, 1034663, 11676911, 81738377]

約数ペア:

[(1, 81738377), (7, 11676911), (79, 1034663), (553, 147809), (1871, 43687), (6241, 13097)]