7121763

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{7993}}^1$

素因数の和:8016

約数の個数: 20

約数和(自身を含む): 11607288

約数和(自身を除く): 4485525

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 7993, 23979, 71937, 87923, 215811, 263769, 647433, 791307, 2373921, 7121763]

約数ペア:

[(1, 7121763), (3, 2373921), (9, 791307), (11, 647433), (27, 263769), (33, 215811), (81, 87923), (99, 71937), (297, 23979), (891, 7993)]