28139422

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{263}}^1\times {\mathrm{877}}^1$

素因数の和:1203

約数の個数: 16

約数和(自身を含む): 43113312

約数和(自身を除く): 14973890

約数列:

[1, 2, 61, 122, 263, 526, 877, 1754, 16043, 32086, 53497, 106994, 230651, 461302, 14069711, 28139422]

約数ペア:

[(1, 28139422), (2, 14069711), (61, 461302), (122, 230651), (263, 106994), (526, 53497), (877, 32086), (1754, 16043)]