28526901

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{2531}}^1$

素因数の和:2581

約数の個数: 24

約数和(自身を含む): 43530144

約数和(自身を除く): 15003243

約数列:

[1, 3, 13, 17, 39, 51, 221, 289, 663, 867, 2531, 3757, 7593, 11271, 32903, 43027, 98709, 129081, 559351, 731459, 1678053, 2194377, 9508967, 28526901]

約数ペア:

[(1, 28526901), (3, 9508967), (13, 2194377), (17, 1678053), (39, 731459), (51, 559351), (221, 129081), (289, 98709), (663, 43027), (867, 32903), (2531, 11271), (3757, 7593)]