55293287

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{21881}}^1$

素因数の和:21926

約数の個数: 12

約数和(自身を含む): 66696336

約数和(自身を除く): 11403049

約数列:

[1, 7, 19, 133, 361, 2527, 21881, 153167, 415739, 2910173, 7899041, 55293287]

約数ペア:

[(1, 55293287), (7, 7899041), (19, 2910173), (133, 415739), (361, 153167), (2527, 21881)]