1297788415

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{2389}}^1$

素因数の和:2512

約数の個数: 64

約数和(自身を含む): 2081479680

約数和(自身を除く): 783691265

約数列:

[1, 5, 7, 11, 17, 35, 55, 77, 83, 85, 119, 187, 385, 415, 581, 595, 913, 935, 1309, 1411, 2389, 2905, 4565, 6391, 6545, 7055, 9877, 11945, 15521, 16723, 26279, 31955, 40613, 49385, 77605, 83615, 108647, 131395, 183953, 198287, 203065, 284291, 446743, 543235, 919765, 991435, 1388009, 1421455, 2181157, 2233715, 3127201, 3370879, 6940045, 10905785, 15268099, 15636005, 16854395, 23596153, 37079669, 76340495, 117980765, 185398345, 259557683, 1297788415]

約数ペア:

[(1, 1297788415), (5, 259557683), (7, 185398345), (11, 117980765), (17, 76340495), (35, 37079669), (55, 23596153), (77, 16854395), (83, 15636005), (85, 15268099), (119, 10905785), (187, 6940045), (385, 3370879), (415, 3127201), (581, 2233715), (595, 2181157), (913, 1421455), (935, 1388009), (1309, 991435), (1411, 919765), (2389, 543235), (2905, 446743), (4565, 284291), (6391, 203065), (6545, 198287), (7055, 183953), (9877, 131395), (11945, 108647), (15521, 83615), (16723, 77605), (26279, 49385), (31955, 40613)]