548777421

素因数分解:

$3^2\times {\mathrm{139}}^1\times {\mathrm{438671}}^1$

素因数の和:438816

約数の個数: 12

約数和(自身を含む): 798383040

約数和(自身を除く): 249605619

約数列:

[1, 3, 9, 139, 417, 1251, 438671, 1316013, 3948039, 60975269, 182925807, 548777421]

約数ペア:

[(1, 548777421), (3, 182925807), (9, 60975269), (139, 3948039), (417, 1316013), (1251, 438671)]