2215565545

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{111869}}^1$

素因数の和:112124

約数の個数: 16

約数和(自身を含む): 2827178640

約数和(自身を除く): 611613095

約数列:

[1, 5, 17, 85, 233, 1165, 3961, 19805, 111869, 559345, 1901773, 9508865, 26065477, 130327385, 443113109, 2215565545]

約数ペア:

[(1, 2215565545), (5, 443113109), (17, 130327385), (85, 26065477), (233, 9508865), (1165, 1901773), (3961, 559345), (19805, 111869)]