71481935

素因数分解:

$5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{4783}}^1$

素因数の和:4863

約数の個数: 24

約数和(自身を含む): 101439936

約数和(自身を除く): 29958001

約数列:

[1, 5, 7, 35, 49, 61, 245, 305, 427, 2135, 2989, 4783, 14945, 23915, 33481, 167405, 234367, 291763, 1171835, 1458815, 2042341, 10211705, 14296387, 71481935]

約数ペア:

[(1, 71481935), (5, 14296387), (7, 10211705), (35, 2042341), (49, 1458815), (61, 1171835), (245, 291763), (305, 234367), (427, 167405), (2135, 33481), (2989, 23915), (4783, 14945)]