208315089

素因数分解:

$3^2\times {\mathrm{197}}^1\times {\mathrm{293}}^1\times {\mathrm{401}}^1$

素因数の和:897

約数の個数: 24

約数和(自身を含む): 304215912

約数和(自身を除く): 95900823

約数列:

[1, 3, 9, 197, 293, 401, 591, 879, 1203, 1773, 2637, 3609, 57721, 78997, 117493, 173163, 236991, 352479, 519489, 710973, 1057437, 23146121, 69438363, 208315089]

約数ペア:

[(1, 208315089), (3, 69438363), (9, 23146121), (197, 1057437), (293, 710973), (401, 519489), (591, 352479), (879, 236991), (1203, 173163), (1773, 117493), (2637, 78997), (3609, 57721)]