966686581

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{28657}}^1$

素因数の和:28804

約数の個数: 16

約数和(自身を含む): 1137149440

約数和(自身を除く): 170462859

約数列:

[1, 7, 61, 79, 427, 553, 4819, 28657, 33733, 200599, 1748077, 2263903, 12236539, 15847321, 138098083, 966686581]

約数ペア:

[(1, 966686581), (7, 138098083), (61, 15847321), (79, 12236539), (427, 2263903), (553, 1748077), (4819, 200599), (28657, 33733)]