128894311

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{45691}}^1$

素因数の和:45742

約数の個数: 16

約数和(自身を含む): 163760128

約数和(自身を除く): 34865817

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 45691, 319837, 593983, 1416421, 4157881, 9914947, 18413473, 128894311]

約数ペア:

[(1, 128894311), (7, 18413473), (13, 9914947), (31, 4157881), (91, 1416421), (217, 593983), (403, 319837), (2821, 45691)]