2021981045

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{2281}}^1$

素因数の和:2386

約数の個数: 64

約数和(自身を含む): 3084533760

約数和(自身を除く): 1062552715

約数列:

[1, 5, 7, 19, 31, 35, 43, 95, 133, 155, 215, 217, 301, 589, 665, 817, 1085, 1333, 1505, 2281, 2945, 4085, 4123, 5719, 6665, 9331, 11405, 15967, 20615, 25327, 28595, 43339, 46655, 70711, 79835, 98083, 126635, 177289, 216695, 303373, 353555, 490415, 494977, 686581, 886445, 1343509, 1516865, 1863577, 2474885, 3040573, 3432905, 6717545, 9317885, 9404563, 13045039, 15202865, 21284011, 47022815, 57770887, 65225195, 106420055, 288854435, 404396209, 2021981045]

約数ペア:

[(1, 2021981045), (5, 404396209), (7, 288854435), (19, 106420055), (31, 65225195), (35, 57770887), (43, 47022815), (95, 21284011), (133, 15202865), (155, 13045039), (215, 9404563), (217, 9317885), (301, 6717545), (589, 3432905), (665, 3040573), (817, 2474885), (1085, 1863577), (1333, 1516865), (1505, 1343509), (2281, 886445), (2945, 686581), (4085, 494977), (4123, 490415), (5719, 353555), (6665, 303373), (9331, 216695), (11405, 177289), (15967, 126635), (20615, 98083), (25327, 79835), (28595, 70711), (43339, 46655)]