207740817

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{2153}}^1$

素因数の和:2381

約数の個数: 24

約数和(自身を含む): 306453888

約数和(自身を除く): 98713071

約数列:

[1, 3, 9, 71, 151, 213, 453, 639, 1359, 2153, 6459, 10721, 19377, 32163, 96489, 152863, 325103, 458589, 975309, 1375767, 2925927, 23082313, 69246939, 207740817]

約数ペア:

[(1, 207740817), (3, 69246939), (9, 23082313), (71, 2925927), (151, 1375767), (213, 975309), (453, 458589), (639, 325103), (1359, 152863), (2153, 96489), (6459, 32163), (10721, 19377)]