78457716

素因数分解:

$2^2\times 3^2\times {\mathrm{139}}^1\times {\mathrm{15679}}^1$

素因数の和:15828

約数の個数: 36

約数和(自身を含む): 199763200

約数和(自身を除く): 121305484

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 139, 278, 417, 556, 834, 1251, 1668, 2502, 5004, 15679, 31358, 47037, 62716, 94074, 141111, 188148, 282222, 564444, 2179381, 4358762, 6538143, 8717524, 13076286, 19614429, 26152572, 39228858, 78457716]

約数ペア:

[(1, 78457716), (2, 39228858), (3, 26152572), (4, 19614429), (6, 13076286), (9, 8717524), (12, 6538143), (18, 4358762), (36, 2179381), (139, 564444), (278, 282222), (417, 188148), (556, 141111), (834, 94074), (1251, 62716), (1668, 47037), (2502, 31358), (5004, 15679)]