64760787

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{739}}^1$

素因数の和:872

約数の個数: 48

約数和(自身を含む): 116363520

約数和(自身を除く): 51602733

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 107, 117, 273, 321, 739, 749, 819, 963, 1391, 2217, 2247, 4173, 5173, 6651, 6741, 9607, 9737, 12519, 15519, 28821, 29211, 46557, 67249, 79073, 86463, 87633, 201747, 237219, 553511, 605241, 711657, 1027949, 1660533, 3083847, 4981599, 7195643, 9251541, 21586929, 64760787]

約数ペア:

[(1, 64760787), (3, 21586929), (7, 9251541), (9, 7195643), (13, 4981599), (21, 3083847), (39, 1660533), (63, 1027949), (91, 711657), (107, 605241), (117, 553511), (273, 237219), (321, 201747), (739, 87633), (749, 86463), (819, 79073), (963, 67249), (1391, 46557), (2217, 29211), (2247, 28821), (4173, 15519), (5173, 12519), (6651, 9737), (6741, 9607)]