664861398

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{20959}}^1$

素因数の和:21292

約数の個数: 32

約数和(自身を含む): 1412536320

約数和(自身を除く): 747674922

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 311, 622, 933, 1866, 5287, 10574, 15861, 20959, 31722, 41918, 62877, 125754, 356303, 712606, 1068909, 2137818, 6518249, 13036498, 19554747, 39109494, 110810233, 221620466, 332430699, 664861398]

約数ペア:

[(1, 664861398), (2, 332430699), (3, 221620466), (6, 110810233), (17, 39109494), (34, 19554747), (51, 13036498), (102, 6518249), (311, 2137818), (622, 1068909), (933, 712606), (1866, 356303), (5287, 125754), (10574, 62877), (15861, 41918), (20959, 31722)]