51209028

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{443}}^1$

素因数の和:498

約数の個数: 108

約数和(自身を含む): 147878640

約数和(自身を除く): 96669612

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 52, 57, 76, 78, 114, 117, 156, 169, 171, 228, 234, 247, 338, 342, 443, 468, 494, 507, 676, 684, 741, 886, 988, 1014, 1329, 1482, 1521, 1772, 2028, 2223, 2658, 2964, 3042, 3211, 3987, 4446, 5316, 5759, 6084, 6422, 7974, 8417, 8892, 9633, 11518, 12844, 15948, 16834, 17277, 19266, 23036, 25251, 28899, 33668, 34554, 38532, 50502, 51831, 57798, 69108, 74867, 75753, 101004, 103662, 109421, 115596, 149734, 151506, 207324, 218842, 224601, 299468, 303012, 328263, 437684, 449202, 656526, 673803, 898404, 984789, 1313052, 1347606, 1422473, 1969578, 2695212, 2844946, 3939156, 4267419, 5689892, 8534838, 12802257, 17069676, 25604514, 51209028]

約数ペア:

[(1, 51209028), (2, 25604514), (3, 17069676), (4, 12802257), (6, 8534838), (9, 5689892), (12, 4267419), (13, 3939156), (18, 2844946), (19, 2695212), (26, 1969578), (36, 1422473), (38, 1347606), (39, 1313052), (52, 984789), (57, 898404), (76, 673803), (78, 656526), (114, 449202), (117, 437684), (156, 328263), (169, 303012), (171, 299468), (228, 224601), (234, 218842), (247, 207324), (338, 151506), (342, 149734), (443, 115596), (468, 109421), (494, 103662), (507, 101004), (676, 75753), (684, 74867), (741, 69108), (886, 57798), (988, 51831), (1014, 50502), (1329, 38532), (1482, 34554), (1521, 33668), (1772, 28899), (2028, 25251), (2223, 23036), (2658, 19266), (2964, 17277), (3042, 16834), (3211, 15948), (3987, 12844), (4446, 11518), (5316, 9633), (5759, 8892), (6084, 8417), (6422, 7974)]