405280279

素因数分解:

${\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{3929}}^1$

素因数の和:4098

約数の個数: 16

約数和(自身を含む): 438588000

約数和(自身を除く): 33307721

約数列:

[1, 19, 61, 89, 1159, 1691, 3929, 5429, 74651, 103151, 239669, 349681, 4553711, 6643939, 21330541, 405280279]

約数ペア:

[(1, 405280279), (19, 21330541), (61, 6643939), (89, 4553711), (1159, 349681), (1691, 239669), (3929, 103151), (5429, 74651)]