12207891

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{1009}}^1$

素因数の和:1158

約数の個数: 16

約数和(自身を含む): 16887200

約数和(自身を除く): 4679309

約数列:

[1, 3, 37, 109, 111, 327, 1009, 3027, 4033, 12099, 37333, 109981, 111999, 329943, 4069297, 12207891]

約数ペア:

[(1, 12207891), (3, 4069297), (37, 329943), (109, 111999), (111, 109981), (327, 37333), (1009, 12099), (3027, 4033)]