121518

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:208

約数の個数: 24

約数和(自身を含む): 271128

約数和(自身を除く): 149610

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 157, 258, 314, 387, 471, 774, 942, 1413, 2826, 6751, 13502, 20253, 40506, 60759, 121518]

約数ペア:

[(1, 121518), (2, 60759), (3, 40506), (6, 20253), (9, 13502), (18, 6751), (43, 2826), (86, 1413), (129, 942), (157, 774), (258, 471), (314, 387)]