202132987

素因数分解:

$7^4\times {\mathrm{29}}^1\times {\mathrm{2903}}^1$

素因数の和:2960

約数の個数: 20

約数和(自身を含む): 244023120

約数和(自身を除く): 41890133

約数列:

[1, 7, 29, 49, 203, 343, 1421, 2401, 2903, 9947, 20321, 69629, 84187, 142247, 589309, 995729, 4125163, 6970103, 28876141, 202132987]

約数ペア:

[(1, 202132987), (7, 28876141), (29, 6970103), (49, 4125163), (203, 995729), (343, 589309), (1421, 142247), (2401, 84187), (2903, 69629), (9947, 20321)]