215578407

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{1979}}^1\times {\mathrm{3301}}^1$

素因数の和:5294

約数の個数: 16

約数和(自身を含む): 313822080

約数和(自身を除く): 98243673

約数列:

[1, 3, 11, 33, 1979, 3301, 5937, 9903, 21769, 36311, 65307, 108933, 6532679, 19598037, 71859469, 215578407]

約数ペア:

[(1, 215578407), (3, 71859469), (11, 19598037), (33, 6532679), (1979, 108933), (3301, 65307), (5937, 36311), (9903, 21769)]