1664664

素因数分解:

$2^3\times 3^1\times {\mathrm{139}}^1\times {\mathrm{499}}^1$

素因数の和:647

約数の個数: 32

約数和(自身を含む): 4200000

約数和(自身を除く): 2535336

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 139, 278, 417, 499, 556, 834, 998, 1112, 1497, 1668, 1996, 2994, 3336, 3992, 5988, 11976, 69361, 138722, 208083, 277444, 416166, 554888, 832332, 1664664]

約数ペア:

[(1, 1664664), (2, 832332), (3, 554888), (4, 416166), (6, 277444), (8, 208083), (12, 138722), (24, 69361), (139, 11976), (278, 5988), (417, 3992), (499, 3336), (556, 2994), (834, 1996), (998, 1668), (1112, 1497)]