28477816

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{277}}^1$

素因数の和:535

約数の個数: 32

約数和(自身を含む): 54643680

約数和(自身を除く): 26165864

約数列:

[1, 2, 4, 8, 71, 142, 181, 277, 284, 362, 554, 568, 724, 1108, 1448, 2216, 12851, 19667, 25702, 39334, 50137, 51404, 78668, 100274, 102808, 157336, 200548, 401096, 3559727, 7119454, 14238908, 28477816]

約数ペア:

[(1, 28477816), (2, 14238908), (4, 7119454), (8, 3559727), (71, 401096), (142, 200548), (181, 157336), (277, 102808), (284, 100274), (362, 78668), (554, 51404), (568, 50137), (724, 39334), (1108, 25702), (1448, 19667), (2216, 12851)]