221574184

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{49547}}^1$

素因数の和:49609

約数の個数: 32

約数和(自身を含む): 457823520

約数和(自身を除く): 236249336

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 172, 344, 559, 1118, 2236, 4472, 49547, 99094, 198188, 396376, 644111, 1288222, 2130521, 2576444, 4261042, 5152888, 8522084, 17044168, 27696773, 55393546, 110787092, 221574184]

約数ペア:

[(1, 221574184), (2, 110787092), (4, 55393546), (8, 27696773), (13, 17044168), (26, 8522084), (43, 5152888), (52, 4261042), (86, 2576444), (104, 2130521), (172, 1288222), (344, 644111), (559, 396376), (1118, 198188), (2236, 99094), (4472, 49547)]