25899819

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{4999}}^1$

素因数の和:5170

約数の個数: 16

約数和(自身を含む): 37920000

約数和(自身を除く): 12020181

約数列:

[1, 3, 11, 33, 157, 471, 1727, 4999, 5181, 14997, 54989, 164967, 784843, 2354529, 8633273, 25899819]

約数ペア:

[(1, 25899819), (3, 8633273), (11, 2354529), (33, 784843), (157, 164967), (471, 54989), (1727, 14997), (4999, 5181)]