55219878

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{438253}}^1$

素因数の和:438268

約数の個数: 24

約数和(自身を含む): 136735248

約数和(自身を除く): 81515370

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 438253, 876506, 1314759, 2629518, 3067771, 3944277, 6135542, 7888554, 9203313, 18406626, 27609939, 55219878]

約数ペア:

[(1, 55219878), (2, 27609939), (3, 18406626), (6, 9203313), (7, 7888554), (9, 6135542), (14, 3944277), (18, 3067771), (21, 2629518), (42, 1314759), (63, 876506), (126, 438253)]