1285753626

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{27191}}^1$

素因数の和:27307

約数の個数: 48

約数和(自身を含む): 2901495168

約数和(自身を除く): 1615741542

約数列:

[1, 2, 3, 6, 9, 18, 37, 71, 74, 111, 142, 213, 222, 333, 426, 639, 666, 1278, 2627, 5254, 7881, 15762, 23643, 27191, 47286, 54382, 81573, 163146, 244719, 489438, 1006067, 1930561, 2012134, 3018201, 3861122, 5791683, 6036402, 9054603, 11583366, 17375049, 18109206, 34750098, 71430757, 142861514, 214292271, 428584542, 642876813, 1285753626]

約数ペア:

[(1, 1285753626), (2, 642876813), (3, 428584542), (6, 214292271), (9, 142861514), (18, 71430757), (37, 34750098), (71, 18109206), (74, 17375049), (111, 11583366), (142, 9054603), (213, 6036402), (222, 5791683), (333, 3861122), (426, 3018201), (639, 2012134), (666, 1930561), (1278, 1006067), (2627, 489438), (5254, 244719), (7881, 163146), (15762, 81573), (23643, 54382), (27191, 47286)]