1387173894

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1\times {\mathrm{461}}^1$

素因数の和:725

約数の個数: 64

約数和(自身を含む): 2897959680

約数和(自身を除く): 1510785786

約数列:

[1, 2, 3, 6, 43, 86, 107, 109, 129, 214, 218, 258, 321, 327, 461, 642, 654, 922, 1383, 2766, 4601, 4687, 9202, 9374, 11663, 13803, 14061, 19823, 23326, 27606, 28122, 34989, 39646, 49327, 50249, 59469, 69978, 98654, 100498, 118938, 147981, 150747, 295962, 301494, 501509, 1003018, 1504527, 2121061, 2160707, 3009054, 4242122, 4321414, 5376643, 6363183, 6482121, 10753286, 12726366, 12964242, 16129929, 32259858, 231195649, 462391298, 693586947, 1387173894]

約数ペア:

[(1, 1387173894), (2, 693586947), (3, 462391298), (6, 231195649), (43, 32259858), (86, 16129929), (107, 12964242), (109, 12726366), (129, 10753286), (214, 6482121), (218, 6363183), (258, 5376643), (321, 4321414), (327, 4242122), (461, 3009054), (642, 2160707), (654, 2121061), (922, 1504527), (1383, 1003018), (2766, 501509), (4601, 301494), (4687, 295962), (9202, 150747), (9374, 147981), (11663, 118938), (13803, 100498), (14061, 98654), (19823, 69978), (23326, 59469), (27606, 50249), (28122, 49327), (34989, 39646)]