68782917

素因数分解:

$3^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{4373}}^1$

素因数の和:4497

約数の個数: 24

約数和(自身を含む): 107705376

約数和(自身を除く): 38922459

約数列:

[1, 3, 7, 21, 49, 107, 147, 321, 749, 2247, 4373, 5243, 13119, 15729, 30611, 91833, 214277, 467911, 642831, 1403733, 3275377, 9826131, 22927639, 68782917]

約数ペア:

[(1, 68782917), (3, 22927639), (7, 9826131), (21, 3275377), (49, 1403733), (107, 642831), (147, 467911), (321, 214277), (749, 91833), (2247, 30611), (4373, 15729), (5243, 13119)]