155272707

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{61837}}^1$

素因数の和:61880

約数の個数: 20

約数和(自身を含む): 239436736

約数和(自身を除く): 84164029

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 61837, 185511, 556533, 1669599, 1916947, 5008797, 5750841, 17252523, 51757569, 155272707]

約数ペア:

[(1, 155272707), (3, 51757569), (9, 17252523), (27, 5750841), (31, 5008797), (81, 1916947), (93, 1669599), (279, 556533), (837, 185511), (2511, 61837)]