28374057

素因数分解:

$3^4\times {\mathrm{433}}^1\times {\mathrm{809}}^1$

素因数の和:1254

約数の個数: 20

約数和(自身を含む): 42536340

約数和(自身を除く): 14162283

約数列:

[1, 3, 9, 27, 81, 433, 809, 1299, 2427, 3897, 7281, 11691, 21843, 35073, 65529, 350297, 1050891, 3152673, 9458019, 28374057]

約数ペア:

[(1, 28374057), (3, 9458019), (9, 3152673), (27, 1050891), (81, 350297), (433, 65529), (809, 35073), (1299, 21843), (2427, 11691), (3897, 7281)]