3667221

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{1913}}^1$

素因数の和:1993

約数の個数: 16

約数和(自身を含む): 5512320

約数和(自身を除く): 1845099

約数列:

[1, 3, 9, 27, 71, 213, 639, 1913, 1917, 5739, 17217, 51651, 135823, 407469, 1222407, 3667221]

約数ペア:

[(1, 3667221), (3, 1222407), (9, 407469), (27, 135823), (71, 51651), (213, 17217), (639, 5739), (1913, 1917)]