28319457

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{1997}}^1$

素因数の和:2192

約数の個数: 16

約数和(自身を含む): 39320640

約数和(自身を除く): 11001183

約数列:

[1, 3, 29, 87, 163, 489, 1997, 4727, 5991, 14181, 57913, 173739, 325511, 976533, 9439819, 28319457]

約数ペア:

[(1, 28319457), (3, 9439819), (29, 976533), (87, 325511), (163, 173739), (489, 57913), (1997, 14181), (4727, 5991)]