12278139

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^2$

素因数の和:187

約数の個数: 24

約数和(自身を含む): 17590272

約数和(自身を除く): 5312133

約数列:

[1, 3, 31, 47, 53, 93, 141, 159, 1457, 1643, 2491, 2809, 4371, 4929, 7473, 8427, 77221, 87079, 132023, 231663, 261237, 396069, 4092713, 12278139]

約数ペア:

[(1, 12278139), (3, 4092713), (31, 396069), (47, 261237), (53, 231663), (93, 132023), (141, 87079), (159, 77221), (1457, 8427), (1643, 7473), (2491, 4929), (2809, 4371)]