16577215

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{827}}^1$

素因数の和:1062

約数の個数: 16

約数和(自身を含む): 21064320

約数和(自身を除く): 4487105

約数列:

[1, 5, 19, 95, 211, 827, 1055, 4009, 4135, 15713, 20045, 78565, 174497, 872485, 3315443, 16577215]

約数ペア:

[(1, 16577215), (5, 3315443), (19, 872485), (95, 174497), (211, 78565), (827, 20045), (1055, 15713), (4009, 4135)]