16990897

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1087}}^1$

素因数の和:1141

約数の個数: 24

約数和(自身を含む): 22325760

約数和(自身を除く): 5334863

約数列:

[1, 7, 11, 29, 49, 77, 203, 319, 539, 1087, 1421, 2233, 7609, 11957, 15631, 31523, 53263, 83699, 220661, 346753, 585893, 1544627, 2427271, 16990897]

約数ペア:

[(1, 16990897), (7, 2427271), (11, 1544627), (29, 585893), (49, 346753), (77, 220661), (203, 83699), (319, 53263), (539, 31523), (1087, 15631), (1421, 11957), (2233, 7609)]