28659423

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{19861}}^1$

素因数の和:19914

約数の個数: 16

約数和(自身を含む): 42266336

約数和(自身を除く): 13606913

約数列:

[1, 3, 13, 37, 39, 111, 481, 1443, 19861, 59583, 258193, 734857, 774579, 2204571, 9553141, 28659423]

約数ペア:

[(1, 28659423), (3, 9553141), (13, 2204571), (37, 774579), (39, 734857), (111, 258193), (481, 59583), (1443, 19861)]