638528046

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1531}}^1\times {\mathrm{5347}}^1$

素因数の和:6896

約数の個数: 32

約数和(自身を含む): 1376446848

約数和(自身を除く): 737918802

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 1531, 3062, 4593, 5347, 9186, 10694, 16041, 19903, 32082, 39806, 59709, 69511, 119418, 139022, 208533, 417066, 8186257, 16372514, 24558771, 49117542, 106421341, 212842682, 319264023, 638528046]

約数ペア:

[(1, 638528046), (2, 319264023), (3, 212842682), (6, 106421341), (13, 49117542), (26, 24558771), (39, 16372514), (78, 8186257), (1531, 417066), (3062, 208533), (4593, 139022), (5347, 119418), (9186, 69511), (10694, 59709), (16041, 39806), (19903, 32082)]