28710626

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{33619}}^1$

素因数の和:33689

約数の個数: 16

約数和(自身を含む): 50026560

約数和(自身を除く): 21315934

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 33619, 67238, 235333, 470666, 2050759, 4101518, 14355313, 28710626]

約数ペア:

[(1, 28710626), (2, 14355313), (7, 4101518), (14, 2050759), (61, 470666), (122, 235333), (427, 67238), (854, 33619)]