3121986

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:104

約数の個数: 64

約数和(自身を含む): 7660800

約数和(自身を除く): 4538814

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 41, 42, 49, 74, 82, 98, 111, 123, 147, 222, 246, 259, 287, 294, 343, 518, 574, 686, 777, 861, 1029, 1517, 1554, 1722, 1813, 2009, 2058, 3034, 3626, 4018, 4551, 5439, 6027, 9102, 10619, 10878, 12054, 12691, 14063, 21238, 25382, 28126, 31857, 38073, 42189, 63714, 74333, 76146, 84378, 148666, 222999, 445998, 520331, 1040662, 1560993, 3121986]

約数ペア:

[(1, 3121986), (2, 1560993), (3, 1040662), (6, 520331), (7, 445998), (14, 222999), (21, 148666), (37, 84378), (41, 76146), (42, 74333), (49, 63714), (74, 42189), (82, 38073), (98, 31857), (111, 28126), (123, 25382), (147, 21238), (222, 14063), (246, 12691), (259, 12054), (287, 10878), (294, 10619), (343, 9102), (518, 6027), (574, 5439), (686, 4551), (777, 4018), (861, 3626), (1029, 3034), (1517, 2058), (1554, 2009), (1722, 1813)]