81183619

素因数分解:

${\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{647}}^1$

素因数の和:747

約数の個数: 24

約数和(自身を含む): 96181344

約数和(自身を除く): 14997725

約数列:

[1, 11, 17, 61, 121, 187, 647, 671, 1037, 2057, 7117, 7381, 10999, 11407, 39467, 78287, 120989, 125477, 434137, 670939, 1330879, 4775507, 7380329, 81183619]

約数ペア:

[(1, 81183619), (11, 7380329), (17, 4775507), (61, 1330879), (121, 670939), (187, 434137), (647, 125477), (671, 120989), (1037, 78287), (2057, 39467), (7117, 11407), (7381, 10999)]