7720878

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:213

約数の個数: 64

約数和(自身を含む): 18247680

約数和(自身を除く): 10526802

約数列:

[1, 2, 3, 6, 11, 19, 22, 33, 38, 47, 57, 66, 94, 114, 131, 141, 209, 262, 282, 393, 418, 517, 627, 786, 893, 1034, 1254, 1441, 1551, 1786, 2489, 2679, 2882, 3102, 4323, 4978, 5358, 6157, 7467, 8646, 9823, 12314, 14934, 18471, 19646, 27379, 29469, 36942, 54758, 58938, 67727, 82137, 116983, 135454, 164274, 203181, 233966, 350949, 406362, 701898, 1286813, 2573626, 3860439, 7720878]

約数ペア:

[(1, 7720878), (2, 3860439), (3, 2573626), (6, 1286813), (11, 701898), (19, 406362), (22, 350949), (33, 233966), (38, 203181), (47, 164274), (57, 135454), (66, 116983), (94, 82137), (114, 67727), (131, 58938), (141, 54758), (209, 36942), (262, 29469), (282, 27379), (393, 19646), (418, 18471), (517, 14934), (627, 12314), (786, 9823), (893, 8646), (1034, 7467), (1254, 6157), (1441, 5358), (1551, 4978), (1786, 4323), (2489, 3102), (2679, 2882)]