83156969

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{647}}^1$

素因数の和:765

約数の個数: 24

約数和(自身を含む): 100761408

約数和(自身を除く): 17604439

約数列:

[1, 7, 43, 49, 61, 301, 427, 647, 2107, 2623, 2989, 4529, 18361, 27821, 31703, 39467, 128527, 194747, 276269, 1363229, 1697081, 1933883, 11879567, 83156969]

約数ペア:

[(1, 83156969), (7, 11879567), (43, 1933883), (49, 1697081), (61, 1363229), (301, 276269), (427, 194747), (647, 128527), (2107, 39467), (2623, 31703), (2989, 27821), (4529, 18361)]