78420639

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{277}}^1\times {\mathrm{373}}^1$

素因数の和:687

約数の個数: 32

約数和(自身を含む): 119775744

約数和(自身を除く): 41355105

約数列:

[1, 3, 11, 23, 33, 69, 253, 277, 373, 759, 831, 1119, 3047, 4103, 6371, 8579, 9141, 12309, 19113, 25737, 70081, 94369, 103321, 210243, 283107, 309963, 1136531, 2376383, 3409593, 7129149, 26140213, 78420639]

約数ペア:

[(1, 78420639), (3, 26140213), (11, 7129149), (23, 3409593), (33, 2376383), (69, 1136531), (253, 309963), (277, 283107), (373, 210243), (759, 103321), (831, 94369), (1119, 70081), (3047, 25737), (4103, 19113), (6371, 12309), (8579, 9141)]