12909113

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{101}}^1$

素因数の和:189

約数の個数: 24

約数和(自身を含む): 16205760

約数和(自身を除く): 3296647

約数列:

[1, 7, 19, 31, 101, 133, 217, 589, 707, 961, 1919, 3131, 4123, 6727, 13433, 18259, 21917, 59489, 97061, 127813, 416423, 679427, 1844159, 12909113]

約数ペア:

[(1, 12909113), (7, 1844159), (19, 679427), (31, 416423), (101, 127813), (133, 97061), (217, 59489), (589, 21917), (707, 18259), (961, 13433), (1919, 6727), (3131, 4123)]