16475109

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{263}}^1$

素因数の和:449

約数の個数: 32

約数和(自身を含む): 26695680

約数和(自身を除く): 10220571

約数列:

[1, 3, 7, 19, 21, 57, 133, 157, 263, 399, 471, 789, 1099, 1841, 2983, 3297, 4997, 5523, 8949, 14991, 20881, 34979, 41291, 62643, 104937, 123873, 289037, 784529, 867111, 2353587, 5491703, 16475109]

約数ペア:

[(1, 16475109), (3, 5491703), (7, 2353587), (19, 867111), (21, 784529), (57, 289037), (133, 123873), (157, 104937), (263, 62643), (399, 41291), (471, 34979), (789, 20881), (1099, 14991), (1841, 8949), (2983, 5523), (3297, 4997)]