273921

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:192

約数の個数: 16

約数和(自身を含む): 399168

約数和(自身を除く): 125247

約数列:

[1, 3, 17, 41, 51, 123, 131, 393, 697, 2091, 2227, 5371, 6681, 16113, 91307, 273921]

約数ペア:

[(1, 273921), (3, 91307), (17, 16113), (41, 6681), (51, 5371), (123, 2227), (131, 2091), (393, 697)]