215257768

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{21647}}^1$

素因数の和:21777

約数の個数: 32

約数和(自身を含む): 444216960

約数和(自身を除く): 228959192

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 113, 226, 452, 904, 1243, 2486, 4972, 9944, 21647, 43294, 86588, 173176, 238117, 476234, 952468, 1904936, 2446111, 4892222, 9784444, 19568888, 26907221, 53814442, 107628884, 215257768]

約数ペア:

[(1, 215257768), (2, 107628884), (4, 53814442), (8, 26907221), (11, 19568888), (22, 9784444), (44, 4892222), (88, 2446111), (113, 1904936), (226, 952468), (452, 476234), (904, 238117), (1243, 173176), (2486, 86588), (4972, 43294), (9944, 21647)]