80426178

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{638303}}^1$

素因数の和:638318

約数の個数: 24

約数和(自身を含む): 199150848

約数和(自身を除く): 118724670

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 638303, 1276606, 1914909, 3829818, 4468121, 5744727, 8936242, 11489454, 13404363, 26808726, 40213089, 80426178]

約数ペア:

[(1, 80426178), (2, 40213089), (3, 26808726), (6, 13404363), (7, 11489454), (9, 8936242), (14, 5744727), (18, 4468121), (21, 3829818), (42, 1914909), (63, 1276606), (126, 638303)]