78804978

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1876309}}^1$

素因数の和:1876321

約数の個数: 16

約数和(自身を含む): 180125760

約数和(自身を除く): 101320782

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1876309, 3752618, 5628927, 11257854, 13134163, 26268326, 39402489, 78804978]

約数ペア:

[(1, 78804978), (2, 39402489), (3, 26268326), (6, 13134163), (7, 11257854), (14, 5628927), (21, 3752618), (42, 1876309)]