207822209

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{181}}^1$

素因数の和:393

約数の個数: 32

約数和(自身を含む): 256838400

約数和(自身を除く): 49016191

約数列:

[1, 7, 19, 89, 97, 133, 181, 623, 679, 1267, 1691, 1843, 3439, 8633, 11837, 12901, 16109, 17557, 24073, 60431, 112763, 122899, 164027, 306071, 333583, 1148189, 1562573, 2142497, 2335081, 10938011, 29688887, 207822209]

約数ペア:

[(1, 207822209), (7, 29688887), (19, 10938011), (89, 2335081), (97, 2142497), (133, 1562573), (181, 1148189), (623, 333583), (679, 306071), (1267, 164027), (1691, 122899), (1843, 112763), (3439, 60431), (8633, 24073), (11837, 17557), (12901, 16109)]