2980317

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{919}}^1$

素因数の和:992

約数の個数: 16

約数和(自身を含む): 4239360

約数和(自身を除く): 1259043

約数列:

[1, 3, 23, 47, 69, 141, 919, 1081, 2757, 3243, 21137, 43193, 63411, 129579, 993439, 2980317]

約数ペア:

[(1, 2980317), (3, 993439), (23, 129579), (47, 63411), (69, 43193), (141, 21137), (919, 3243), (1081, 2757)]