81193973

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{5927}}^1$

素因数の和:6056

約数の個数: 16

約数和(自身を含む): 98641920

約数和(自身を除く): 17447947

約数列:

[1, 7, 19, 103, 133, 721, 1957, 5927, 13699, 41489, 112613, 610481, 788291, 4273367, 11599139, 81193973]

約数ペア:

[(1, 81193973), (7, 11599139), (19, 4273367), (103, 788291), (133, 610481), (721, 112613), (1957, 41489), (5927, 13699)]