201656895

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{2903}}^1$

素因数の和:3343

約数の個数: 32

約数和(自身を含む): 352940544

約数和(自身を除く): 151283649

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 421, 1263, 2105, 2903, 4631, 6315, 8709, 13893, 14515, 23155, 31933, 43545, 69465, 95799, 159665, 478995, 1222163, 3666489, 6110815, 13443793, 18332445, 40331379, 67218965, 201656895]

約数ペア:

[(1, 201656895), (3, 67218965), (5, 40331379), (11, 18332445), (15, 13443793), (33, 6110815), (55, 3666489), (165, 1222163), (421, 478995), (1263, 159665), (2105, 95799), (2903, 69465), (4631, 43545), (6315, 31933), (8709, 23155), (13893, 14515)]