256855116

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{997}}^1\times {\mathrm{3067}}^1$

素因数の和:4078

約数の個数: 48

約数和(自身を含む): 685857536

約数和(自身を除く): 429002420

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 997, 1994, 2991, 3067, 3988, 5982, 6134, 6979, 9201, 11964, 12268, 13958, 18402, 20937, 21469, 27916, 36804, 41874, 42938, 64407, 83748, 85876, 128814, 257628, 3057799, 6115598, 9173397, 12231196, 18346794, 21404593, 36693588, 42809186, 64213779, 85618372, 128427558, 256855116]

約数ペア:

[(1, 256855116), (2, 128427558), (3, 85618372), (4, 64213779), (6, 42809186), (7, 36693588), (12, 21404593), (14, 18346794), (21, 12231196), (28, 9173397), (42, 6115598), (84, 3057799), (997, 257628), (1994, 128814), (2991, 85876), (3067, 83748), (3988, 64407), (5982, 42938), (6134, 41874), (6979, 36804), (9201, 27916), (11964, 21469), (12268, 20937), (13958, 18402)]