129687656

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{53857}}^1$

素因数の和:53913

約数の個数: 32

約数和(自身を含む): 284370240

約数和(自身を除く): 154682584

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 172, 301, 344, 602, 1204, 2408, 53857, 107714, 215428, 376999, 430856, 753998, 1507996, 2315851, 3015992, 4631702, 9263404, 16210957, 18526808, 32421914, 64843828, 129687656]

約数ペア:

[(1, 129687656), (2, 64843828), (4, 32421914), (7, 18526808), (8, 16210957), (14, 9263404), (28, 4631702), (43, 3015992), (56, 2315851), (86, 1507996), (172, 753998), (301, 430856), (344, 376999), (602, 215428), (1204, 107714), (2408, 53857)]