298221

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1291}}^1$

素因数の和:1312

約数の個数: 16

約数和(自身を含む): 496128

約数和(自身を除く): 197907

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 1291, 3873, 9037, 14201, 27111, 42603, 99407, 298221]

約数ペア:

[(1, 298221), (3, 99407), (7, 42603), (11, 27111), (21, 14201), (33, 9037), (77, 3873), (231, 1291)]