128388232

素因数分解:

$2^3\times 7^2\times {\mathrm{193}}^1\times {\mathrm{1697}}^1$

素因数の和:1910

約数の個数: 48

約数和(自身を含む): 281647260

約数和(自身を除く): 153259028

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 193, 196, 386, 392, 772, 1351, 1544, 1697, 2702, 3394, 5404, 6788, 9457, 10808, 11879, 13576, 18914, 23758, 37828, 47516, 75656, 83153, 95032, 166306, 327521, 332612, 655042, 665224, 1310084, 2292647, 2620168, 4585294, 9170588, 16048529, 18341176, 32097058, 64194116, 128388232]

約数ペア:

[(1, 128388232), (2, 64194116), (4, 32097058), (7, 18341176), (8, 16048529), (14, 9170588), (28, 4585294), (49, 2620168), (56, 2292647), (98, 1310084), (193, 665224), (196, 655042), (386, 332612), (392, 327521), (772, 166306), (1351, 95032), (1544, 83153), (1697, 75656), (2702, 47516), (3394, 37828), (5404, 23758), (6788, 18914), (9457, 13576), (10808, 11879)]