208151608

素因数分解:

$2^3\times 7^3\times {\mathrm{31}}^1\times {\mathrm{2447}}^1$

素因数の和:2505

約数の個数: 64

約数和(自身を含む): 470016000

約数和(自身を除く): 261864392

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 49, 56, 62, 98, 124, 196, 217, 248, 343, 392, 434, 686, 868, 1372, 1519, 1736, 2447, 2744, 3038, 4894, 6076, 9788, 10633, 12152, 17129, 19576, 21266, 34258, 42532, 68516, 75857, 85064, 119903, 137032, 151714, 239806, 303428, 479612, 530999, 606856, 839321, 959224, 1061998, 1678642, 2123996, 3357284, 3716993, 4247992, 6714568, 7433986, 14867972, 26018951, 29735944, 52037902, 104075804, 208151608]

約数ペア:

[(1, 208151608), (2, 104075804), (4, 52037902), (7, 29735944), (8, 26018951), (14, 14867972), (28, 7433986), (31, 6714568), (49, 4247992), (56, 3716993), (62, 3357284), (98, 2123996), (124, 1678642), (196, 1061998), (217, 959224), (248, 839321), (343, 606856), (392, 530999), (434, 479612), (686, 303428), (868, 239806), (1372, 151714), (1519, 137032), (1736, 119903), (2447, 85064), (2744, 75857), (3038, 68516), (4894, 42532), (6076, 34258), (9788, 21266), (10633, 19576), (12152, 17129)]