2478006

素因数分解:

$2^1\times 3^3\times {\mathrm{109}}^1\times {\mathrm{421}}^1$

素因数の和:541

約数の個数: 32

約数和(自身を含む): 5570400

約数和(自身を除く): 3092394

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 109, 218, 327, 421, 654, 842, 981, 1263, 1962, 2526, 2943, 3789, 5886, 7578, 11367, 22734, 45889, 91778, 137667, 275334, 413001, 826002, 1239003, 2478006]

約数ペア:

[(1, 2478006), (2, 1239003), (3, 826002), (6, 413001), (9, 275334), (18, 137667), (27, 91778), (54, 45889), (109, 22734), (218, 11367), (327, 7578), (421, 5886), (654, 3789), (842, 2943), (981, 2526), (1263, 1962)]