2879998

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{1201}}^1$

素因数の和:1323

約数の個数: 16

約数和(自身を含む): 4759920

約数和(自身を除く): 1879922

約数列:

[1, 2, 11, 22, 109, 218, 1199, 1201, 2398, 2402, 13211, 26422, 130909, 261818, 1439999, 2879998]

約数ペア:

[(1, 2879998), (2, 1439999), (11, 261818), (22, 130909), (109, 26422), (218, 13211), (1199, 2402), (1201, 2398)]