78111831

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{27967}}^1$

素因数の和:28003

約数の個数: 24

約数和(自身を含む): 127534080

約数和(自身を除く): 49422249

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 27967, 83901, 195769, 531373, 587307, 1370383, 1594119, 3719611, 4111149, 11158833, 26037277, 78111831]

約数ペア:

[(1, 78111831), (3, 26037277), (7, 11158833), (19, 4111149), (21, 3719611), (49, 1594119), (57, 1370383), (133, 587307), (147, 531373), (399, 195769), (931, 83901), (2793, 27967)]