28653651

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{6619}}^1$

素因数の和:6675

約数の個数: 24

約数和(自身を含む): 45783920

約数和(自身を除く): 17130269

約数列:

[1, 3, 9, 13, 37, 39, 111, 117, 333, 481, 1443, 4329, 6619, 19857, 59571, 86047, 244903, 258141, 734709, 774423, 2204127, 3183739, 9551217, 28653651]

約数ペア:

[(1, 28653651), (3, 9551217), (9, 3183739), (13, 2204127), (37, 774423), (39, 734709), (111, 258141), (117, 244903), (333, 86047), (481, 59571), (1443, 19857), (4329, 6619)]