214519998

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{2357}}^1$

素因数の和:2577

約数の個数: 64

約数和(自身を含む): 537850368

約数和(自身を除く): 323330370

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 197, 231, 394, 462, 591, 1182, 1379, 2167, 2357, 2758, 4137, 4334, 4714, 6501, 7071, 8274, 13002, 14142, 15169, 16499, 25927, 30338, 32998, 45507, 49497, 51854, 77781, 91014, 98994, 155562, 181489, 362978, 464329, 544467, 928658, 1088934, 1392987, 2785974, 3250303, 5107619, 6500606, 9750909, 10215238, 15322857, 19501818, 30645714, 35753333, 71506666, 107259999, 214519998]

約数ペア:

[(1, 214519998), (2, 107259999), (3, 71506666), (6, 35753333), (7, 30645714), (11, 19501818), (14, 15322857), (21, 10215238), (22, 9750909), (33, 6500606), (42, 5107619), (66, 3250303), (77, 2785974), (154, 1392987), (197, 1088934), (231, 928658), (394, 544467), (462, 464329), (591, 362978), (1182, 181489), (1379, 155562), (2167, 98994), (2357, 91014), (2758, 77781), (4137, 51854), (4334, 49497), (4714, 45507), (6501, 32998), (7071, 30338), (8274, 25927), (13002, 16499), (14142, 15169)]