728181363

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{853}}^1$

素因数の和:988

約数の個数: 64

約数和(自身を含む): 1239598080

約数和(自身を除く): 511416717

約数列:

[1, 3, 7, 13, 21, 39, 53, 59, 91, 159, 177, 273, 371, 413, 689, 767, 853, 1113, 1239, 2067, 2301, 2559, 3127, 4823, 5369, 5971, 9381, 11089, 14469, 16107, 17913, 21889, 33267, 40651, 45209, 50327, 65667, 77623, 121953, 135627, 150981, 232869, 284557, 316463, 352289, 587717, 654251, 853671, 949389, 1056867, 1763151, 1962753, 2667331, 4114019, 4579757, 8001993, 12342057, 13739271, 18671317, 34675303, 56013951, 104025909, 242727121, 728181363]

約数ペア:

[(1, 728181363), (3, 242727121), (7, 104025909), (13, 56013951), (21, 34675303), (39, 18671317), (53, 13739271), (59, 12342057), (91, 8001993), (159, 4579757), (177, 4114019), (273, 2667331), (371, 1962753), (413, 1763151), (689, 1056867), (767, 949389), (853, 853671), (1113, 654251), (1239, 587717), (2067, 352289), (2301, 316463), (2559, 284557), (3127, 232869), (4823, 150981), (5369, 135627), (5971, 121953), (9381, 77623), (11089, 65667), (14469, 50327), (16107, 45209), (17913, 40651), (21889, 33267)]