2563271997

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{257}}^1\times {\mathrm{347}}^1$

素因数の和:698

約数の個数: 64

約数和(自身を含む): 4102769664

約数和(自身を除く): 1539497667

約数列:

[1, 3, 11, 13, 33, 39, 67, 143, 201, 257, 347, 429, 737, 771, 871, 1041, 2211, 2613, 2827, 3341, 3817, 4511, 8481, 9581, 10023, 11451, 13533, 17219, 23249, 28743, 36751, 49621, 51657, 69747, 89179, 110253, 148863, 189409, 223847, 255739, 267537, 302237, 568227, 671541, 767217, 906711, 980969, 1159327, 2462317, 2942907, 3324607, 3477981, 5974993, 7386951, 9973821, 12752597, 17924979, 38257791, 65724923, 77674909, 197174769, 233024727, 854423999, 2563271997]

約数ペア:

[(1, 2563271997), (3, 854423999), (11, 233024727), (13, 197174769), (33, 77674909), (39, 65724923), (67, 38257791), (143, 17924979), (201, 12752597), (257, 9973821), (347, 7386951), (429, 5974993), (737, 3477981), (771, 3324607), (871, 2942907), (1041, 2462317), (2211, 1159327), (2613, 980969), (2827, 906711), (3341, 767217), (3817, 671541), (4511, 568227), (8481, 302237), (9581, 267537), (10023, 255739), (11451, 223847), (13533, 189409), (17219, 148863), (23249, 110253), (28743, 89179), (36751, 69747), (49621, 51657)]