56784309

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:337

約数の個数: 32

約数和(自身を含む): 81782784

約数和(自身を除く): 24998475

約数列:

[1, 3, 23, 67, 69, 71, 173, 201, 213, 519, 1541, 1633, 3979, 4623, 4757, 4899, 11591, 11937, 12283, 14271, 34773, 36849, 109411, 266593, 282509, 328233, 799779, 822961, 847527, 2468883, 18928103, 56784309]

約数ペア:

[(1, 56784309), (3, 18928103), (23, 2468883), (67, 847527), (69, 822961), (71, 799779), (173, 328233), (201, 282509), (213, 266593), (519, 109411), (1541, 36849), (1633, 34773), (3979, 14271), (4623, 12283), (4757, 11937), (4899, 11591)]