127299039

素因数分解:

$3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{229}}^1\times {\mathrm{257}}^1$

素因数の和:599

約数の個数: 32

約数和(自身を含む): 197483520

約数和(自身を除く): 70184481

約数列:

[1, 3, 7, 21, 103, 229, 257, 309, 687, 721, 771, 1603, 1799, 2163, 4809, 5397, 23587, 26471, 58853, 70761, 79413, 165109, 176559, 185297, 411971, 495327, 555891, 1235913, 6061859, 18185577, 42433013, 127299039]

約数ペア:

[(1, 127299039), (3, 42433013), (7, 18185577), (21, 6061859), (103, 1235913), (229, 555891), (257, 495327), (309, 411971), (687, 185297), (721, 176559), (771, 165109), (1603, 79413), (1799, 70761), (2163, 58853), (4809, 26471), (5397, 23587)]