208974493

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{79187}}^1$

素因数の和:79236

約数の個数: 16

約数和(自身を含む): 266071680

約数和(自身を除く): 57097187

約数列:

[1, 7, 13, 29, 91, 203, 377, 2639, 79187, 554309, 1029431, 2296423, 7206017, 16074961, 29853499, 208974493]

約数ペア:

[(1, 208974493), (7, 29853499), (13, 16074961), (29, 7206017), (91, 2296423), (203, 1029431), (377, 554309), (2639, 79187)]