71238545

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^2\times {\mathrm{547}}^1$

素因数の和:681

約数の個数: 24

約数和(自身を含む): 99508032

約数和(自身を除く): 28269487

約数列:

[1, 5, 7, 35, 61, 305, 427, 547, 2135, 2735, 3721, 3829, 18605, 19145, 26047, 33367, 130235, 166835, 233569, 1167845, 2035387, 10176935, 14247709, 71238545]

約数ペア:

[(1, 71238545), (5, 14247709), (7, 10176935), (35, 2035387), (61, 1167845), (305, 233569), (427, 166835), (547, 130235), (2135, 33367), (2735, 26047), (3721, 19145), (3829, 18605)]