289351216

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{234863}}^1$

素因数の和:234889

約数の個数: 40

約数和(自身を含む): 698955264

約数和(自身を除く): 409604048

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 234863, 469726, 939452, 1644041, 1878904, 2583493, 3288082, 3757808, 5166986, 6576164, 10333972, 13152328, 18084451, 20667944, 26304656, 36168902, 41335888, 72337804, 144675608, 289351216]

約数ペア:

[(1, 289351216), (2, 144675608), (4, 72337804), (7, 41335888), (8, 36168902), (11, 26304656), (14, 20667944), (16, 18084451), (22, 13152328), (28, 10333972), (44, 6576164), (56, 5166986), (77, 3757808), (88, 3288082), (112, 2583493), (154, 1878904), (176, 1644041), (308, 939452), (616, 469726), (1232, 234863)]