551372913

素因数分解:

$3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:209

約数の個数: 160

約数和(自身を含む): 1110179840

約数和(自身を除く): 558806927

約数列:

[1, 3, 7, 9, 13, 19, 21, 27, 31, 39, 57, 63, 81, 91, 93, 117, 127, 133, 171, 189, 217, 247, 273, 279, 351, 381, 399, 403, 513, 567, 589, 651, 741, 819, 837, 889, 1053, 1143, 1197, 1209, 1539, 1651, 1729, 1767, 1953, 2223, 2413, 2457, 2511, 2667, 2821, 3429, 3591, 3627, 3937, 4123, 4953, 5187, 5301, 5859, 6669, 7239, 7371, 7657, 8001, 8463, 10287, 10773, 10881, 11557, 11811, 12369, 14859, 15561, 15903, 16891, 17577, 20007, 21717, 22971, 24003, 25389, 27559, 31369, 32643, 34671, 35433, 37107, 44577, 46683, 47709, 50673, 51181, 53599, 65151, 68913, 72009, 74803, 76167, 82677, 94107, 104013, 106299, 111321, 133731, 140049, 152019, 153543, 160797, 195453, 206739, 219583, 224409, 228501, 248031, 282321, 312039, 318897, 333963, 358267, 456057, 460629, 482391, 523621, 620217, 658749, 673227, 744093, 846963, 936117, 972439, 1074801, 1368171, 1381887, 1447173, 1570863, 1976247, 2019681, 2232279, 2540889, 2917317, 3224403, 4145661, 4341519, 4712589, 5928741, 6059043, 6807073, 8751951, 9673209, 14137767, 17786223, 20421219, 26255853, 29019627, 42413301, 61263657, 78767559, 183790971, 551372913]

約数ペア:

[(1, 551372913), (3, 183790971), (7, 78767559), (9, 61263657), (13, 42413301), (19, 29019627), (21, 26255853), (27, 20421219), (31, 17786223), (39, 14137767), (57, 9673209), (63, 8751951), (81, 6807073), (91, 6059043), (93, 5928741), (117, 4712589), (127, 4341519), (133, 4145661), (171, 3224403), (189, 2917317), (217, 2540889), (247, 2232279), (273, 2019681), (279, 1976247), (351, 1570863), (381, 1447173), (399, 1381887), (403, 1368171), (513, 1074801), (567, 972439), (589, 936117), (651, 846963), (741, 744093), (819, 673227), (837, 658749), (889, 620217), (1053, 523621), (1143, 482391), (1197, 460629), (1209, 456057), (1539, 358267), (1651, 333963), (1729, 318897), (1767, 312039), (1953, 282321), (2223, 248031), (2413, 228501), (2457, 224409), (2511, 219583), (2667, 206739), (2821, 195453), (3429, 160797), (3591, 153543), (3627, 152019), (3937, 140049), (4123, 133731), (4953, 111321), (5187, 106299), (5301, 104013), (5859, 94107), (6669, 82677), (7239, 76167), (7371, 74803), (7657, 72009), (8001, 68913), (8463, 65151), (10287, 53599), (10773, 51181), (10881, 50673), (11557, 47709), (11811, 46683), (12369, 44577), (14859, 37107), (15561, 35433), (15903, 34671), (16891, 32643), (17577, 31369), (20007, 27559), (21717, 25389), (22971, 24003)]