16981137

素因数分解:

$3^3\times {\mathrm{131}}^1\times {\mathrm{4801}}^1$

素因数の和:4941

約数の個数: 16

約数和(自身を含む): 25354560

約数和(自身を除く): 8373423

約数列:

[1, 3, 9, 27, 131, 393, 1179, 3537, 4801, 14403, 43209, 129627, 628931, 1886793, 5660379, 16981137]

約数ペア:

[(1, 16981137), (3, 5660379), (9, 1886793), (27, 628931), (131, 129627), (393, 43209), (1179, 14403), (3537, 4801)]