215553657

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1\times {\mathrm{467}}^1$

素因数の和:749

約数の個数: 32

約数和(自身を含む): 320246784

約数和(自身を除く): 104693127

約数列:

[1, 3, 11, 33, 71, 197, 213, 467, 591, 781, 1401, 2167, 2343, 5137, 6501, 13987, 15411, 33157, 41961, 91999, 99471, 153857, 275997, 364727, 461571, 1011989, 1094181, 3035967, 6531929, 19595787, 71851219, 215553657]

約数ペア:

[(1, 215553657), (3, 71851219), (11, 19595787), (33, 6531929), (71, 3035967), (197, 1094181), (213, 1011989), (467, 461571), (591, 364727), (781, 275997), (1401, 153857), (2167, 99471), (2343, 91999), (5137, 41961), (6501, 33157), (13987, 15411)]