81496877

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{17939}}^1$

素因数の和:18016

約数の個数: 16

約数和(自身を含む): 103334400

約数和(自身を除く): 21837523

約数列:

[1, 7, 11, 59, 77, 413, 649, 4543, 17939, 125573, 197329, 1058401, 1381303, 7408807, 11642411, 81496877]

約数ペア:

[(1, 81496877), (7, 11642411), (11, 7408807), (59, 1381303), (77, 1058401), (413, 197329), (649, 125573), (4543, 17939)]