490880493

素因数分解:

$3^4\times {\mathrm{1303}}^1\times {\mathrm{4651}}^1$

素因数の和:5966

約数の個数: 20

約数和(自身を含む): 734011168

約数和(自身を除く): 243130675

約数列:

[1, 3, 9, 27, 81, 1303, 3909, 4651, 11727, 13953, 35181, 41859, 105543, 125577, 376731, 6060253, 18180759, 54542277, 163626831, 490880493]

約数ペア:

[(1, 490880493), (3, 163626831), (9, 54542277), (27, 18180759), (81, 6060253), (1303, 376731), (3909, 125577), (4651, 105543), (11727, 41859), (13953, 35181)]