28724619

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{124349}}^1$

素因数の和:124370

約数の個数: 16

約数和(自身を含む): 47750400

約数和(自身を除く): 19025781

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 124349, 373047, 870443, 1367839, 2611329, 4103517, 9574873, 28724619]

約数ペア:

[(1, 28724619), (3, 9574873), (7, 4103517), (11, 2611329), (21, 1367839), (33, 870443), (77, 373047), (231, 124349)]