28390449

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{7589}}^1$

素因数の和:7664

約数の個数: 16

約数和(自身を含む): 40075200

約数和(自身を除く): 11684751

約数列:

[1, 3, 29, 43, 87, 129, 1247, 3741, 7589, 22767, 220081, 326327, 660243, 978981, 9463483, 28390449]

約数ペア:

[(1, 28390449), (3, 9463483), (29, 978981), (43, 660243), (87, 326327), (129, 220081), (1247, 22767), (3741, 7589)]