217656483

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{140333}}^1$

素因数の和:140394

約数の個数: 16

約数和(自身を含む): 323329536

約数和(自身を除く): 105673053

約数列:

[1, 3, 11, 33, 47, 141, 517, 1551, 140333, 420999, 1543663, 4630989, 6595651, 19786953, 72552161, 217656483]

約数ペア:

[(1, 217656483), (3, 72552161), (11, 19786953), (33, 6595651), (47, 4630989), (141, 1543663), (517, 420999), (1551, 140333)]