51256287

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{31121}}^1$

素因数の和:31191

約数の個数: 16

約数和(自身を含む): 77182560

約数和(自身を除く): 25926273

約数列:

[1, 3, 9, 27, 61, 183, 549, 1647, 31121, 93363, 280089, 840267, 1898381, 5695143, 17085429, 51256287]

約数ペア:

[(1, 51256287), (3, 17085429), (9, 5695143), (27, 1898381), (61, 840267), (183, 280089), (549, 93363), (1647, 31121)]