81657719

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{491}}^1\times {\mathrm{1163}}^1$

素因数の和:1678

約数の個数: 16

約数和(自身を含む): 96211584

約数和(自身を除く): 14553865

約数列:

[1, 11, 13, 143, 491, 1163, 5401, 6383, 12793, 15119, 70213, 166309, 571033, 6281363, 7423429, 81657719]

約数ペア:

[(1, 81657719), (11, 7423429), (13, 6281363), (143, 571033), (491, 166309), (1163, 70213), (5401, 15119), (6383, 12793)]