126678978

素因数分解:

$2^1\times 3^4\times {\mathrm{781969}}^1$

素因数の和:781983

約数の個数: 20

約数和(自身を含む): 283855110

約数和(自身を除く): 157176132

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 781969, 1563938, 2345907, 4691814, 7037721, 14075442, 21113163, 42226326, 63339489, 126678978]

約数ペア:

[(1, 126678978), (2, 63339489), (3, 42226326), (6, 21113163), (9, 14075442), (18, 7037721), (27, 4691814), (54, 2345907), (81, 1563938), (162, 781969)]