56257287

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{283}}^1$

素因数の和:419

約数の個数: 32

約数和(自身を含む): 81573888

約数和(自身を除く): 25316601

約数列:

[1, 3, 23, 43, 67, 69, 129, 201, 283, 849, 989, 1541, 2881, 2967, 4623, 6509, 8643, 12169, 18961, 19527, 36507, 56883, 66263, 198789, 279887, 436103, 815323, 839661, 1308309, 2445969, 18752429, 56257287]

約数ペア:

[(1, 56257287), (3, 18752429), (23, 2445969), (43, 1308309), (67, 839661), (69, 815323), (129, 436103), (201, 279887), (283, 198789), (849, 66263), (989, 56883), (1541, 36507), (2881, 19527), (2967, 18961), (4623, 12169), (6509, 8643)]