42398307

素因数分解:

$3^2\times 7^1\times {\mathrm{337}}^1\times {\mathrm{1997}}^1$

素因数の和:2347

約数の個数: 24

約数和(自身を含む): 70233696

約数和(自身を除く): 27835389

約数列:

[1, 3, 7, 9, 21, 63, 337, 1011, 1997, 2359, 3033, 5991, 7077, 13979, 17973, 21231, 41937, 125811, 672989, 2018967, 4710923, 6056901, 14132769, 42398307]

約数ペア:

[(1, 42398307), (3, 14132769), (7, 6056901), (9, 4710923), (21, 2018967), (63, 672989), (337, 125811), (1011, 41937), (1997, 21231), (2359, 17973), (3033, 13979), (5991, 7077)]