2805558

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{997}}^1$

素因数の和:1076

約数の個数: 32

約数和(自身を含む): 6514944

約数和(自身を除く): 3709386

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 67, 134, 201, 402, 469, 938, 997, 1407, 1994, 2814, 2991, 5982, 6979, 13958, 20937, 41874, 66799, 133598, 200397, 400794, 467593, 935186, 1402779, 2805558]

約数ペア:

[(1, 2805558), (2, 1402779), (3, 935186), (6, 467593), (7, 400794), (14, 200397), (21, 133598), (42, 66799), (67, 41874), (134, 20937), (201, 13958), (402, 6979), (469, 5982), (938, 2991), (997, 2814), (1407, 1994)]