3984012

素因数分解:

$2^2\times 3^3\times {\mathrm{37}}^1\times {\mathrm{997}}^1$

素因数の和:1047

約数の個数: 48

約数和(自身を含む): 10618720

約数和(自身を除く): 6634708

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 37, 54, 74, 108, 111, 148, 222, 333, 444, 666, 997, 999, 1332, 1994, 1998, 2991, 3988, 3996, 5982, 8973, 11964, 17946, 26919, 35892, 36889, 53838, 73778, 107676, 110667, 147556, 221334, 332001, 442668, 664002, 996003, 1328004, 1992006, 3984012]

約数ペア:

[(1, 3984012), (2, 1992006), (3, 1328004), (4, 996003), (6, 664002), (9, 442668), (12, 332001), (18, 221334), (27, 147556), (36, 110667), (37, 107676), (54, 73778), (74, 53838), (108, 36889), (111, 35892), (148, 26919), (222, 17946), (333, 11964), (444, 8973), (666, 5982), (997, 3996), (999, 3988), (1332, 2991), (1994, 1998)]