30949723

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{397}}^1$

素因数の和:491

約数の個数: 24

約数和(自身を含む): 37930992

約数和(自身を除く): 6981269

約数列:

[1, 7, 37, 43, 49, 259, 301, 397, 1591, 1813, 2107, 2779, 11137, 14689, 17071, 19453, 77959, 102823, 119497, 631627, 719761, 836479, 4421389, 30949723]

約数ペア:

[(1, 30949723), (7, 4421389), (37, 836479), (43, 719761), (49, 631627), (259, 119497), (301, 102823), (397, 77959), (1591, 19453), (1813, 17071), (2107, 14689), (2779, 11137)]