7278243

素因数分解:

$3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{2729}}^1$

素因数の和:2866

約数の個数: 16

約数和(自身を含む): 11182080

約数和(自身を除く): 3903837

約数列:

[1, 3, 7, 21, 127, 381, 889, 2667, 2729, 8187, 19103, 57309, 346583, 1039749, 2426081, 7278243]

約数ペア:

[(1, 7278243), (3, 2426081), (7, 1039749), (21, 346583), (127, 57309), (381, 19103), (889, 8187), (2667, 2729)]