858252981

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{203909}}^1$

素因数の和:203996

約数の個数: 16

約数和(自身を含む): 1213672320

約数和(自身を除く): 355419339

約数列:

[1, 3, 23, 61, 69, 183, 1403, 4209, 203909, 611727, 4689907, 12438449, 14069721, 37315347, 286084327, 858252981]

約数ペア:

[(1, 858252981), (3, 286084327), (23, 37315347), (61, 14069721), (69, 12438449), (183, 4689907), (1403, 611727), (4209, 203909)]