28465424

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{1279}}^1$

素因数の和:1407

約数の個数: 40

約数和(自身を含む): 59996160

約数和(自身を除く): 31530736

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 107, 208, 214, 428, 856, 1279, 1391, 1712, 2558, 2782, 5116, 5564, 10232, 11128, 16627, 20464, 22256, 33254, 66508, 133016, 136853, 266032, 273706, 547412, 1094824, 1779089, 2189648, 3558178, 7116356, 14232712, 28465424]

約数ペア:

[(1, 28465424), (2, 14232712), (4, 7116356), (8, 3558178), (13, 2189648), (16, 1779089), (26, 1094824), (52, 547412), (104, 273706), (107, 266032), (208, 136853), (214, 133016), (428, 66508), (856, 33254), (1279, 22256), (1391, 20464), (1712, 16627), (2558, 11128), (2782, 10232), (5116, 5564)]