2978049386

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{109}}^1\times {\mathrm{80833}}^1$

素因数の和:80970

約数の個数: 24

約数和(自身を含む): 4881565260

約数和(自身を除く): 1903515874

約数列:

[1, 2, 13, 26, 109, 169, 218, 338, 1417, 2834, 18421, 36842, 80833, 161666, 1050829, 2101658, 8810797, 13660777, 17621594, 27321554, 114540361, 229080722, 1489024693, 2978049386]

約数ペア:

[(1, 2978049386), (2, 1489024693), (13, 229080722), (26, 114540361), (109, 27321554), (169, 17621594), (218, 13660777), (338, 8810797), (1417, 2101658), (2834, 1050829), (18421, 161666), (36842, 80833)]