90213998

素因数分解:

$2^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{15091}}^1$

素因数の和:15168

約数の個数: 24

約数和(自身を含む): 160005384

約数和(自身を除く): 69791386

約数列:

[1, 2, 7, 14, 49, 61, 98, 122, 427, 854, 2989, 5978, 15091, 30182, 105637, 211274, 739459, 920551, 1478918, 1841102, 6443857, 12887714, 45106999, 90213998]

約数ペア:

[(1, 90213998), (2, 45106999), (7, 12887714), (14, 6443857), (49, 1841102), (61, 1478918), (98, 920551), (122, 739459), (427, 211274), (854, 105637), (2989, 30182), (5978, 15091)]