81818912

素因数分解:

$2^5\times 7^1\times {\mathrm{23}}^1\times {\mathrm{15881}}^1$

素因数の和:15921

約数の個数: 48

約数和(自身を含む): 192108672

約数和(自身を除く): 110289760

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 92, 112, 161, 184, 224, 322, 368, 644, 736, 1288, 2576, 5152, 15881, 31762, 63524, 111167, 127048, 222334, 254096, 365263, 444668, 508192, 730526, 889336, 1461052, 1778672, 2556841, 2922104, 3557344, 5113682, 5844208, 10227364, 11688416, 20454728, 40909456, 81818912]

約数ペア:

[(1, 81818912), (2, 40909456), (4, 20454728), (7, 11688416), (8, 10227364), (14, 5844208), (16, 5113682), (23, 3557344), (28, 2922104), (32, 2556841), (46, 1778672), (56, 1461052), (92, 889336), (112, 730526), (161, 508192), (184, 444668), (224, 365263), (322, 254096), (368, 222334), (644, 127048), (736, 111167), (1288, 63524), (2576, 31762), (5152, 15881)]