889149745

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{77351}}^1$

素因数の和:77397

約数の個数: 24

約数和(自身を含む): 1234537920

約数和(自身を除く): 345388175

約数列:

[1, 5, 11, 19, 55, 95, 121, 209, 605, 1045, 2299, 11495, 77351, 386755, 850861, 1469669, 4254305, 7348345, 9359471, 16166359, 46797355, 80831795, 177829949, 889149745]

約数ペア:

[(1, 889149745), (5, 177829949), (11, 80831795), (19, 46797355), (55, 16166359), (95, 9359471), (121, 7348345), (209, 4254305), (605, 1469669), (1045, 850861), (2299, 386755), (11495, 77351)]