28418234

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{12281}}^1$

素因数の和:12385

約数の個数: 16

約数和(自身を含む): 46425960

約数和(自身を除く): 18007726

約数列:

[1, 2, 13, 26, 89, 178, 1157, 2314, 12281, 24562, 159653, 319306, 1093009, 2186018, 14209117, 28418234]

約数ペア:

[(1, 28418234), (2, 14209117), (13, 2186018), (26, 1093009), (89, 319306), (178, 159653), (1157, 24562), (2314, 12281)]