645840138351

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{1913}}^1\times {\mathrm{5922911}}^1$

素因数の和:5924846

約数の個数: 16

約数和(自身を含む): 906916285440

約数和(自身を除く): 261076147089

約数列:

[1, 3, 19, 57, 1913, 5739, 36347, 109041, 5922911, 17768733, 112535309, 337605927, 11330528743, 33991586229, 215280046117, 645840138351]

約数ペア:

[(1, 645840138351), (3, 215280046117), (19, 33991586229), (57, 11330528743), (1913, 337605927), (5739, 112535309), (36347, 17768733), (109041, 5922911)]