28496919

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{23339}}^1$

素因数の和:23390

約数の個数: 16

約数和(自身を含む): 42572160

約数和(自身を除く): 14075241

約数列:

[1, 3, 11, 33, 37, 111, 407, 1221, 23339, 70017, 256729, 770187, 863543, 2590629, 9498973, 28496919]

約数ペア:

[(1, 28496919), (3, 9498973), (11, 2590629), (33, 863543), (37, 770187), (111, 256729), (407, 70017), (1221, 23339)]