42697865

素因数分解:

$5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{2857}}^1$

素因数の和:2937

約数の個数: 24

約数和(自身を含む): 60601032

約数和(自身を除く): 17903167

約数列:

[1, 5, 7, 35, 49, 61, 245, 305, 427, 2135, 2857, 2989, 14285, 14945, 19999, 99995, 139993, 174277, 699965, 871385, 1219939, 6099695, 8539573, 42697865]

約数ペア:

[(1, 42697865), (5, 8539573), (7, 6099695), (35, 1219939), (49, 871385), (61, 699965), (245, 174277), (305, 139993), (427, 99995), (2135, 19999), (2857, 14945), (2989, 14285)]