247255778

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{84503}}^1$

素因数の和:84542

約数の個数: 32

約数和(自身を含む): 486743040

約数和(自身を除く): 239487262

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 77, 133, 154, 209, 266, 418, 1463, 2926, 84503, 169006, 591521, 929533, 1183042, 1605557, 1859066, 3211114, 6506731, 11238899, 13013462, 17661127, 22477798, 35322254, 123627889, 247255778]

約数ペア:

[(1, 247255778), (2, 123627889), (7, 35322254), (11, 22477798), (14, 17661127), (19, 13013462), (22, 11238899), (38, 6506731), (77, 3211114), (133, 1859066), (154, 1605557), (209, 1183042), (266, 929533), (418, 591521), (1463, 169006), (2926, 84503)]