6666261

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1$

素因数の和:361

約数の個数: 32

約数和(自身を含む): 10948608

約数和(自身を除く): 4282347

約数列:

[1, 3, 7, 17, 21, 51, 71, 119, 213, 263, 357, 497, 789, 1207, 1491, 1841, 3621, 4471, 5523, 8449, 13413, 18673, 25347, 31297, 56019, 93891, 130711, 317441, 392133, 952323, 2222087, 6666261]

約数ペア:

[(1, 6666261), (3, 2222087), (7, 952323), (17, 392133), (21, 317441), (51, 130711), (71, 93891), (119, 56019), (213, 31297), (263, 25347), (357, 18673), (497, 13413), (789, 8449), (1207, 5523), (1491, 4471), (1841, 3621)]