7978614

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{189967}}^1$

素因数の和:189979

約数の個数: 16

約数和(自身を含む): 18236928

約数和(自身を除く): 10258314

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 189967, 379934, 569901, 1139802, 1329769, 2659538, 3989307, 7978614]

約数ペア:

[(1, 7978614), (2, 3989307), (3, 2659538), (6, 1329769), (7, 1139802), (14, 569901), (21, 379934), (42, 189967)]