8241877

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1999}}^1$

素因数の和:2056

約数の個数: 16

約数和(自身を含む): 10240000

約数和(自身を除く): 1998123

約数列:

[1, 7, 19, 31, 133, 217, 589, 1999, 4123, 13993, 37981, 61969, 265867, 433783, 1177411, 8241877]

約数ペア:

[(1, 8241877), (7, 1177411), (19, 433783), (31, 265867), (133, 61969), (217, 37981), (589, 13993), (1999, 4123)]