2800899

素因数分解:

$3^4\times {\mathrm{151}}^1\times {\mathrm{229}}^1$

素因数の和:392

約数の個数: 20

約数和(自身を含む): 4230160

約数和(自身を除く): 1429261

約数列:

[1, 3, 9, 27, 81, 151, 229, 453, 687, 1359, 2061, 4077, 6183, 12231, 18549, 34579, 103737, 311211, 933633, 2800899]

約数ペア:

[(1, 2800899), (3, 933633), (9, 311211), (27, 103737), (81, 34579), (151, 18549), (229, 12231), (453, 6183), (687, 4077), (1359, 2061)]