26615771

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1$

素因数の和:208

約数の個数: 32

約数和(自身を含む): 34406400

約数和(自身を除く): 7790629

約数列:

[1, 7, 13, 47, 49, 91, 127, 329, 343, 611, 637, 889, 1651, 2303, 4277, 4459, 5969, 6223, 11557, 16121, 29939, 41783, 43561, 77597, 80899, 209573, 292481, 543179, 566293, 2047367, 3802253, 26615771]

約数ペア:

[(1, 26615771), (7, 3802253), (13, 2047367), (47, 566293), (49, 543179), (91, 292481), (127, 209573), (329, 80899), (343, 77597), (611, 43561), (637, 41783), (889, 29939), (1651, 16121), (2303, 11557), (4277, 6223), (4459, 5969)]