7321328

素因数分解:

$2^4\times 7^1\times {\mathrm{131}}^1\times {\mathrm{499}}^1$

素因数の和:645

約数の個数: 40

約数和(自身を含む): 16368000

約数和(自身を除く): 9046672

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 131, 262, 499, 524, 917, 998, 1048, 1834, 1996, 2096, 3493, 3668, 3992, 6986, 7336, 7984, 13972, 14672, 27944, 55888, 65369, 130738, 261476, 457583, 522952, 915166, 1045904, 1830332, 3660664, 7321328]

約数ペア:

[(1, 7321328), (2, 3660664), (4, 1830332), (7, 1045904), (8, 915166), (14, 522952), (16, 457583), (28, 261476), (56, 130738), (112, 65369), (131, 55888), (262, 27944), (499, 14672), (524, 13972), (917, 7984), (998, 7336), (1048, 6986), (1834, 3992), (1996, 3668), (2096, 3493)]