78572011

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:152

約数の個数: 48

約数和(自身を含む): 105338880

約数和(自身を除く): 26766869

約数列:

[1, 7, 17, 19, 31, 59, 119, 133, 217, 323, 361, 413, 527, 589, 1003, 1121, 1829, 2261, 2527, 3689, 4123, 6137, 7021, 7847, 10013, 11191, 12803, 19057, 21299, 31093, 34751, 42959, 70091, 78337, 133399, 149093, 190247, 217651, 243257, 362083, 590767, 660269, 1331729, 2534581, 4135369, 4621883, 11224573, 78572011]

約数ペア:

[(1, 78572011), (7, 11224573), (17, 4621883), (19, 4135369), (31, 2534581), (59, 1331729), (119, 660269), (133, 590767), (217, 362083), (323, 243257), (361, 217651), (413, 190247), (527, 149093), (589, 133399), (1003, 78337), (1121, 70091), (1829, 42959), (2261, 34751), (2527, 31093), (3689, 21299), (4123, 19057), (6137, 12803), (7021, 11191), (7847, 10013)]