28878585

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{44773}}^1$

素因数の和:44824

約数の個数: 16

約数和(自身を含む): 47281344

約数和(自身を除く): 18402759

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 44773, 134319, 223865, 671595, 1925239, 5775717, 9626195, 28878585]

約数ペア:

[(1, 28878585), (3, 9626195), (5, 5775717), (15, 1925239), (43, 671595), (129, 223865), (215, 134319), (645, 44773)]