6988919

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:195

約数の個数: 24

約数和(自身を含む): 8667648

約数和(自身を除く): 1678729

約数列:

[1, 7, 31, 43, 49, 107, 217, 301, 749, 1333, 1519, 2107, 3317, 4601, 5243, 9331, 23219, 32207, 65317, 142631, 162533, 225449, 998417, 6988919]

約数ペア:

[(1, 6988919), (7, 998417), (31, 225449), (43, 162533), (49, 142631), (107, 65317), (217, 32207), (301, 23219), (749, 9331), (1333, 5243), (1519, 4601), (2107, 3317)]