64138986

素因数分解:

$2^1\times 3^3\times {\mathrm{71}}^1\times {\mathrm{16729}}^1$

素因数の和:16811

約数の個数: 32

約数和(自身を含む): 144547200

約数和(自身を除く): 80408214

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 142, 213, 426, 639, 1278, 1917, 3834, 16729, 33458, 50187, 100374, 150561, 301122, 451683, 903366, 1187759, 2375518, 3563277, 7126554, 10689831, 21379662, 32069493, 64138986]

約数ペア:

[(1, 64138986), (2, 32069493), (3, 21379662), (6, 10689831), (9, 7126554), (18, 3563277), (27, 2375518), (54, 1187759), (71, 903366), (142, 451683), (213, 301122), (426, 150561), (639, 100374), (1278, 50187), (1917, 33458), (3834, 16729)]