2141289

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{1117}}^1$

素因数の和:1197

約数の個数: 16

約数和(自身を含む): 3219840

約数和(自身を除く): 1078551

約数列:

[1, 3, 9, 27, 71, 213, 639, 1117, 1917, 3351, 10053, 30159, 79307, 237921, 713763, 2141289]

約数ペア:

[(1, 2141289), (3, 713763), (9, 237921), (27, 79307), (71, 30159), (213, 10053), (639, 3351), (1117, 1917)]