25683105

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{421}}^1$

素因数の和:526

約数の個数: 48

約数和(自身を含む): 48492864

約数和(自身を除く): 22809759

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 83, 105, 147, 245, 249, 415, 421, 581, 735, 1245, 1263, 1743, 2105, 2905, 2947, 4067, 6315, 8715, 8841, 12201, 14735, 20335, 20629, 34943, 44205, 61005, 61887, 103145, 104829, 174715, 244601, 309435, 524145, 733803, 1223005, 1712207, 3669015, 5136621, 8561035, 25683105]

約数ペア:

[(1, 25683105), (3, 8561035), (5, 5136621), (7, 3669015), (15, 1712207), (21, 1223005), (35, 733803), (49, 524145), (83, 309435), (105, 244601), (147, 174715), (245, 104829), (249, 103145), (415, 61887), (421, 61005), (581, 44205), (735, 34943), (1245, 20629), (1263, 20335), (1743, 14735), (2105, 12201), (2905, 8841), (2947, 8715), (4067, 6315)]