211422718

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{557}}^1\times {\mathrm{1123}}^1$

素因数の和:1708

約数の個数: 24

約数和(自身を含む): 344328408

約数和(自身を除く): 132905690

約数列:

[1, 2, 13, 26, 169, 338, 557, 1114, 1123, 2246, 7241, 14482, 14599, 29198, 94133, 188266, 189787, 379574, 625511, 1251022, 8131643, 16263286, 105711359, 211422718]

約数ペア:

[(1, 211422718), (2, 105711359), (13, 16263286), (26, 8131643), (169, 1251022), (338, 625511), (557, 379574), (1114, 189787), (1123, 188266), (2246, 94133), (7241, 29198), (14482, 14599)]