199813444985

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{181}}^1\times {\mathrm{260671}}^1$

素因数の和:260886

約数の個数: 48

約数和(自身を含む): 302871668736

約数和(自身を除く): 103058223751

約数列:

[1, 5, 7, 11, 35, 55, 77, 121, 181, 385, 605, 847, 905, 1267, 1991, 4235, 6335, 9955, 13937, 21901, 69685, 109505, 153307, 260671, 766535, 1303355, 1824697, 2867381, 9123485, 14336905, 20071667, 31541191, 47181451, 100358335, 157705955, 220788337, 235907255, 330270157, 518995961, 1103941685, 1651350785, 2594979805, 3632971727, 5708955571, 18164858635, 28544777855, 39962688997, 199813444985]

約数ペア:

[(1, 199813444985), (5, 39962688997), (7, 28544777855), (11, 18164858635), (35, 5708955571), (55, 3632971727), (77, 2594979805), (121, 1651350785), (181, 1103941685), (385, 518995961), (605, 330270157), (847, 235907255), (905, 220788337), (1267, 157705955), (1991, 100358335), (4235, 47181451), (6335, 31541191), (9955, 20071667), (13937, 14336905), (21901, 9123485), (69685, 2867381), (109505, 1824697), (153307, 1303355), (260671, 766535)]