3999984

素因数分解:

$2^4\times 3^1\times {\mathrm{167}}^1\times {\mathrm{499}}^1$

素因数の和:677

約数の個数: 40

約数和(自身を含む): 10416000

約数和(自身を除く): 6416016

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 167, 334, 499, 501, 668, 998, 1002, 1336, 1497, 1996, 2004, 2672, 2994, 3992, 4008, 5988, 7984, 8016, 11976, 23952, 83333, 166666, 249999, 333332, 499998, 666664, 999996, 1333328, 1999992, 3999984]

約数ペア:

[(1, 3999984), (2, 1999992), (3, 1333328), (4, 999996), (6, 666664), (8, 499998), (12, 333332), (16, 249999), (24, 166666), (48, 83333), (167, 23952), (334, 11976), (499, 8016), (501, 7984), (668, 5988), (998, 4008), (1002, 3992), (1336, 2994), (1497, 2672), (1996, 2004)]