54781218

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{499}}^1$

素因数の和:636

約数の個数: 64

約数和(自身を含む): 129600000

約数和(自身を除く): 74818782

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 107, 114, 171, 214, 321, 342, 499, 513, 642, 963, 998, 1026, 1497, 1926, 2033, 2889, 2994, 4066, 4491, 5778, 6099, 8982, 9481, 12198, 13473, 18297, 18962, 26946, 28443, 36594, 53393, 54891, 56886, 85329, 106786, 109782, 160179, 170658, 255987, 320358, 480537, 511974, 961074, 1014467, 1441611, 2028934, 2883222, 3043401, 6086802, 9130203, 18260406, 27390609, 54781218]

約数ペア:

[(1, 54781218), (2, 27390609), (3, 18260406), (6, 9130203), (9, 6086802), (18, 3043401), (19, 2883222), (27, 2028934), (38, 1441611), (54, 1014467), (57, 961074), (107, 511974), (114, 480537), (171, 320358), (214, 255987), (321, 170658), (342, 160179), (499, 109782), (513, 106786), (642, 85329), (963, 56886), (998, 54891), (1026, 53393), (1497, 36594), (1926, 28443), (2033, 26946), (2889, 18962), (2994, 18297), (4066, 13473), (4491, 12198), (5778, 9481), (6099, 8982)]