131687478

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1721}}^1$

素因数の和:1854

約数の個数: 64

約数和(自身を含む): 318225600

約数和(自身を除く): 186538122

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 109, 117, 218, 234, 327, 351, 654, 702, 981, 1417, 1721, 1962, 2834, 2943, 3442, 4251, 5163, 5886, 8502, 10326, 12753, 15489, 22373, 25506, 30978, 38259, 44746, 46467, 67119, 76518, 92934, 134238, 187589, 201357, 375178, 402714, 562767, 604071, 1125534, 1208142, 1688301, 2438657, 3376602, 4877314, 5064903, 7315971, 10129806, 14631942, 21947913, 43895826, 65843739, 131687478]

約数ペア:

[(1, 131687478), (2, 65843739), (3, 43895826), (6, 21947913), (9, 14631942), (13, 10129806), (18, 7315971), (26, 5064903), (27, 4877314), (39, 3376602), (54, 2438657), (78, 1688301), (109, 1208142), (117, 1125534), (218, 604071), (234, 562767), (327, 402714), (351, 375178), (654, 201357), (702, 187589), (981, 134238), (1417, 92934), (1721, 76518), (1962, 67119), (2834, 46467), (2943, 44746), (3442, 38259), (4251, 30978), (5163, 25506), (5886, 22373), (8502, 15489), (10326, 12753)]