2139207

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:179

約数の個数: 32

約数和(自身を含む): 3514368

約数和(自身を除く): 1375161

約数列:

[1, 3, 7, 21, 23, 43, 69, 103, 129, 161, 301, 309, 483, 721, 903, 989, 2163, 2369, 2967, 4429, 6923, 7107, 13287, 16583, 20769, 31003, 49749, 93009, 101867, 305601, 713069, 2139207]

約数ペア:

[(1, 2139207), (3, 713069), (7, 305601), (21, 101867), (23, 93009), (43, 49749), (69, 31003), (103, 20769), (129, 16583), (161, 13287), (301, 7107), (309, 6923), (483, 4429), (721, 2967), (903, 2369), (989, 2163)]