1320666

素因数分解:

$2^1\times 3^1\times {\mathrm{103}}^1\times {\mathrm{2137}}^1$

素因数の和:2245

約数の個数: 16

約数和(自身を含む): 2668224

約数和(自身を除く): 1347558

約数列:

[1, 2, 3, 6, 103, 206, 309, 618, 2137, 4274, 6411, 12822, 220111, 440222, 660333, 1320666]

約数ペア:

[(1, 1320666), (2, 660333), (3, 440222), (6, 220111), (103, 12822), (206, 6411), (309, 4274), (618, 2137)]