66451448

素因数分解:

$2^3\times 7^3\times {\mathrm{61}}^1\times {\mathrm{397}}^1$

素因数の和:485

約数の個数: 64

約数和(自身を含む): 148056000

約数和(自身を除く): 81604552

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 61, 98, 122, 196, 244, 343, 392, 397, 427, 488, 686, 794, 854, 1372, 1588, 1708, 2744, 2779, 2989, 3176, 3416, 5558, 5978, 11116, 11956, 19453, 20923, 22232, 23912, 24217, 38906, 41846, 48434, 77812, 83692, 96868, 136171, 155624, 167384, 169519, 193736, 272342, 339038, 544684, 678076, 1089368, 1186633, 1356152, 2373266, 4746532, 8306431, 9493064, 16612862, 33225724, 66451448]

約数ペア:

[(1, 66451448), (2, 33225724), (4, 16612862), (7, 9493064), (8, 8306431), (14, 4746532), (28, 2373266), (49, 1356152), (56, 1186633), (61, 1089368), (98, 678076), (122, 544684), (196, 339038), (244, 272342), (343, 193736), (392, 169519), (397, 167384), (427, 155624), (488, 136171), (686, 96868), (794, 83692), (854, 77812), (1372, 48434), (1588, 41846), (1708, 38906), (2744, 24217), (2779, 23912), (2989, 22232), (3176, 20923), (3416, 19453), (5558, 11956), (5978, 11116)]