28267766

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{263}}^1\times {\mathrm{881}}^1$

素因数の和:1207

約数の個数: 16

約数和(自身を含む): 43309728

約数和(自身を除く): 15041962

約数列:

[1, 2, 61, 122, 263, 526, 881, 1762, 16043, 32086, 53741, 107482, 231703, 463406, 14133883, 28267766]

約数ペア:

[(1, 28267766), (2, 14133883), (61, 463406), (122, 231703), (263, 107482), (526, 53741), (881, 32086), (1762, 16043)]