12809439

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{433}}^1$

素因数の和:631

約数の個数: 24

約数和(自身を含む): 19634160

約数和(自身を除く): 6824721

約数列:

[1, 3, 9, 19, 57, 171, 173, 433, 519, 1299, 1557, 3287, 3897, 8227, 9861, 24681, 29583, 74043, 74909, 224727, 674181, 1423271, 4269813, 12809439]

約数ペア:

[(1, 12809439), (3, 4269813), (9, 1423271), (19, 674181), (57, 224727), (171, 74909), (173, 74043), (433, 29583), (519, 24681), (1299, 9861), (1557, 8227), (3287, 3897)]