6690908

素因数分解:

$2^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{1213}}^1$

素因数の和:1421

約数の個数: 24

約数和(自身を含む): 13460832

約数和(自身を除く): 6769924

約数列:

[1, 2, 4, 7, 14, 28, 197, 394, 788, 1213, 1379, 2426, 2758, 4852, 5516, 8491, 16982, 33964, 238961, 477922, 955844, 1672727, 3345454, 6690908]

約数ペア:

[(1, 6690908), (2, 3345454), (4, 1672727), (7, 955844), (14, 477922), (28, 238961), (197, 33964), (394, 16982), (788, 8491), (1213, 5516), (1379, 4852), (2426, 2758)]