30390899

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{20773}}^1$

素因数の和:20810

約数の個数: 16

約数和(自身を含む): 39886080

約数和(自身を除く): 9495181

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 20773, 145411, 228503, 394687, 1599521, 2762809, 4341557, 30390899]

約数ペア:

[(1, 30390899), (7, 4341557), (11, 2762809), (19, 1599521), (77, 394687), (133, 228503), (209, 145411), (1463, 20773)]