3290721

素因数分解:

$3^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{449}}^1$

素因数の和:808

約数の個数: 16

約数和(自身を含む): 5040000

約数和(自身を除く): 1749279

約数列:

[1, 3, 7, 21, 349, 449, 1047, 1347, 2443, 3143, 7329, 9429, 156701, 470103, 1096907, 3290721]

約数ペア:

[(1, 3290721), (3, 1096907), (7, 470103), (21, 156701), (349, 9429), (449, 7329), (1047, 3143), (1347, 2443)]