2657956

素因数分解:

$2^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:280

約数の個数: 36

約数和(自身を含む): 5515776

約数和(自身を除く): 2857820

約数列:

[1, 2, 4, 7, 14, 28, 49, 71, 98, 142, 191, 196, 284, 382, 497, 764, 994, 1337, 1988, 2674, 3479, 5348, 6958, 9359, 13561, 13916, 18718, 27122, 37436, 54244, 94927, 189854, 379708, 664489, 1328978, 2657956]

約数ペア:

[(1, 2657956), (2, 1328978), (4, 664489), (7, 379708), (14, 189854), (28, 94927), (49, 54244), (71, 37436), (98, 27122), (142, 18718), (191, 13916), (196, 13561), (284, 9359), (382, 6958), (497, 5348), (764, 3479), (994, 2674), (1337, 1988)]