388915956

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2437}}^1$

素因数の和:2502

約数の個数: 144

約数和(自身を含む): 1192708608

約数和(自身を除く): 803792652

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 31, 33, 36, 39, 44, 52, 62, 66, 78, 93, 99, 117, 124, 132, 143, 156, 186, 198, 234, 279, 286, 341, 372, 396, 403, 429, 468, 558, 572, 682, 806, 858, 1023, 1116, 1209, 1287, 1364, 1612, 1716, 2046, 2418, 2437, 2574, 3069, 3627, 4092, 4433, 4836, 4874, 5148, 6138, 7254, 7311, 8866, 9748, 12276, 13299, 14508, 14622, 17732, 21933, 26598, 26807, 29244, 31681, 39897, 43866, 53196, 53614, 63362, 75547, 79794, 80421, 87732, 95043, 107228, 126724, 151094, 159588, 160842, 190086, 226641, 241263, 285129, 302188, 321684, 348491, 380172, 453282, 482526, 570258, 679923, 696982, 831017, 906564, 965052, 982111, 1045473, 1140516, 1359846, 1393964, 1662034, 1964222, 2090946, 2493051, 2719692, 2946333, 3136419, 3324068, 3928444, 4181892, 4986102, 5892666, 6272838, 7479153, 8838999, 9972204, 10803221, 11785332, 12545676, 14958306, 17677998, 21606442, 29916612, 32409663, 35355996, 43212884, 64819326, 97228989, 129638652, 194457978, 388915956]

約数ペア:

[(1, 388915956), (2, 194457978), (3, 129638652), (4, 97228989), (6, 64819326), (9, 43212884), (11, 35355996), (12, 32409663), (13, 29916612), (18, 21606442), (22, 17677998), (26, 14958306), (31, 12545676), (33, 11785332), (36, 10803221), (39, 9972204), (44, 8838999), (52, 7479153), (62, 6272838), (66, 5892666), (78, 4986102), (93, 4181892), (99, 3928444), (117, 3324068), (124, 3136419), (132, 2946333), (143, 2719692), (156, 2493051), (186, 2090946), (198, 1964222), (234, 1662034), (279, 1393964), (286, 1359846), (341, 1140516), (372, 1045473), (396, 982111), (403, 965052), (429, 906564), (468, 831017), (558, 696982), (572, 679923), (682, 570258), (806, 482526), (858, 453282), (1023, 380172), (1116, 348491), (1209, 321684), (1287, 302188), (1364, 285129), (1612, 241263), (1716, 226641), (2046, 190086), (2418, 160842), (2437, 159588), (2574, 151094), (3069, 126724), (3627, 107228), (4092, 95043), (4433, 87732), (4836, 80421), (4874, 79794), (5148, 75547), (6138, 63362), (7254, 53614), (7311, 53196), (8866, 43866), (9748, 39897), (12276, 31681), (13299, 29244), (14508, 26807), (14622, 26598), (17732, 21933)]