201312819

素因数分解:

$3^2\times {\mathrm{37}}^2\times {\mathrm{16339}}^1$

素因数の和:16419

約数の個数: 18

約数和(自身を含む): 298874940

約数和(自身を除く): 97562121

約数列:

[1, 3, 9, 37, 111, 333, 1369, 4107, 12321, 16339, 49017, 147051, 604543, 1813629, 5440887, 22368091, 67104273, 201312819]

約数ペア:

[(1, 201312819), (3, 67104273), (9, 22368091), (37, 5440887), (111, 1813629), (333, 604543), (1369, 147051), (4107, 49017), (12321, 16339)]