77728791

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{194809}}^1$

素因数の和:194838

約数の個数: 16

約数和(自身を含む): 124678400

約数和(自身を除く): 46949609

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 194809, 584427, 1363663, 3701371, 4090989, 11104113, 25909597, 77728791]

約数ペア:

[(1, 77728791), (3, 25909597), (7, 11104113), (19, 4090989), (21, 3701371), (57, 1363663), (133, 584427), (399, 194809)]