2887031

素因数分解:

$7^3\times {\mathrm{19}}^1\times {\mathrm{443}}^1$

素因数の和:483

約数の個数: 16

約数和(自身を含む): 3552000

約数和(自身を除く): 664969

約数列:

[1, 7, 19, 49, 133, 343, 443, 931, 3101, 6517, 8417, 21707, 58919, 151949, 412433, 2887031]

約数ペア:

[(1, 2887031), (7, 412433), (19, 151949), (49, 58919), (133, 21707), (343, 8417), (443, 6517), (931, 3101)]