6471423

素因数分解:

$3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{739}}^1$

素因数の和:891

約数の個数: 24

約数和(自身を含む): 10774400

約数和(自身を除く): 4302977

約数列:

[1, 3, 7, 9, 21, 63, 139, 417, 739, 973, 1251, 2217, 2919, 5173, 6651, 8757, 15519, 46557, 102721, 308163, 719047, 924489, 2157141, 6471423]

約数ペア:

[(1, 6471423), (3, 2157141), (7, 924489), (9, 719047), (21, 308163), (63, 102721), (139, 46557), (417, 15519), (739, 8757), (973, 6651), (1251, 5173), (2217, 2919)]