28016559

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{619}}^1$

素因数の和:779

約数の個数: 24

約数和(自身を含む): 41783040

約数和(自身を除く): 13766481

約数列:

[1, 3, 9, 47, 107, 141, 321, 423, 619, 963, 1857, 5029, 5571, 15087, 29093, 45261, 66233, 87279, 198699, 261837, 596097, 3112951, 9338853, 28016559]

約数ペア:

[(1, 28016559), (3, 9338853), (9, 3112951), (47, 596097), (107, 261837), (141, 198699), (321, 87279), (423, 66233), (619, 45261), (963, 29093), (1857, 15087), (5029, 5571)]