80723951

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2399}}^1$

素因数の和:2459

約数の個数: 32

約数和(自身を含む): 110592000

約数和(自身を除く): 29868049

約数列:

[1, 7, 11, 19, 23, 77, 133, 161, 209, 253, 437, 1463, 1771, 2399, 3059, 4807, 16793, 26389, 33649, 45581, 55177, 184723, 319067, 386239, 501391, 606947, 1048363, 3509737, 4248629, 7338541, 11531993, 80723951]

約数ペア:

[(1, 80723951), (7, 11531993), (11, 7338541), (19, 4248629), (23, 3509737), (77, 1048363), (133, 606947), (161, 501391), (209, 386239), (253, 319067), (437, 184723), (1463, 55177), (1771, 45581), (2399, 33649), (3059, 26389), (4807, 16793)]