4051047

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:124

約数の個数: 64

約数和(自身を含む): 7741440

約数和(自身を除く): 3690393

約数列:

[1, 3, 7, 11, 13, 19, 21, 33, 39, 57, 71, 77, 91, 133, 143, 209, 213, 231, 247, 273, 399, 429, 497, 627, 741, 781, 923, 1001, 1349, 1463, 1491, 1729, 2343, 2717, 2769, 3003, 4047, 4389, 5187, 5467, 6461, 8151, 9443, 10153, 14839, 16401, 17537, 19019, 19383, 28329, 30459, 44517, 52611, 57057, 71071, 103873, 122759, 192907, 213213, 311619, 368277, 578721, 1350349, 4051047]

約数ペア:

[(1, 4051047), (3, 1350349), (7, 578721), (11, 368277), (13, 311619), (19, 213213), (21, 192907), (33, 122759), (39, 103873), (57, 71071), (71, 57057), (77, 52611), (91, 44517), (133, 30459), (143, 28329), (209, 19383), (213, 19019), (231, 17537), (247, 16401), (273, 14839), (399, 10153), (429, 9443), (497, 8151), (627, 6461), (741, 5467), (781, 5187), (923, 4389), (1001, 4047), (1349, 3003), (1463, 2769), (1491, 2717), (1729, 2343)]