211212852489

素因数分解:

$3^2\times {\mathrm{1321}}^1\times {\mathrm{17765401}}^1$

素因数の和:17766728

約数の個数: 12

約数和(自身を含む): 305316198772

約数和(自身を除く): 94103346283

約数列:

[1, 3, 9, 1321, 3963, 11889, 17765401, 53296203, 159888609, 23468094721, 70404284163, 211212852489]

約数ペア:

[(1, 211212852489), (3, 70404284163), (9, 23468094721), (1321, 159888609), (3963, 53296203), (11889, 17765401)]