28406283

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{6947}}^1$

素因数の和:7026

約数の個数: 16

約数和(自身を含む): 40020480

約数和(自身を除く): 11614197

約数列:

[1, 3, 29, 47, 87, 141, 1363, 4089, 6947, 20841, 201463, 326509, 604389, 979527, 9468761, 28406283]

約数ペア:

[(1, 28406283), (3, 9468761), (29, 979527), (47, 604389), (87, 326509), (141, 201463), (1363, 20841), (4089, 6947)]