1288651

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{17}}^2$

素因数の和:68

約数の個数: 24

約数和(自身を含む): 1719200

約数和(自身を除く): 430549

約数列:

[1, 7, 13, 17, 49, 91, 119, 221, 289, 343, 637, 833, 1547, 2023, 3757, 4459, 5831, 10829, 14161, 26299, 75803, 99127, 184093, 1288651]

約数ペア:

[(1, 1288651), (7, 184093), (13, 99127), (17, 75803), (49, 26299), (91, 14161), (119, 10829), (221, 5831), (289, 4459), (343, 3757), (637, 2023), (833, 1547)]