12748967

素因数分解:

$7^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:172

約数の個数: 32

約数和(自身を含む): 16896000

約数和(自身を除く): 4147033

約数列:

[1, 7, 11, 31, 49, 77, 109, 217, 341, 343, 539, 763, 1199, 1519, 2387, 3379, 3773, 5341, 8393, 10633, 16709, 23653, 37169, 37387, 58751, 116963, 165571, 260183, 411257, 1158997, 1821281, 12748967]

約数ペア:

[(1, 12748967), (7, 1821281), (11, 1158997), (31, 411257), (49, 260183), (77, 165571), (109, 116963), (217, 58751), (341, 37387), (343, 37169), (539, 23653), (763, 16709), (1199, 10633), (1519, 8393), (2387, 5341), (3379, 3773)]