219637395

素因数分解:

$3^2\times 5^1\times {\mathrm{1621}}^1\times {\mathrm{3011}}^1$

素因数の和:4643

約数の個数: 24

約数和(自身を含む): 381066192

約数和(自身を除く): 161428797

約数列:

[1, 3, 5, 9, 15, 45, 1621, 3011, 4863, 8105, 9033, 14589, 15055, 24315, 27099, 45165, 72945, 135495, 4880831, 14642493, 24404155, 43927479, 73212465, 219637395]

約数ペア:

[(1, 219637395), (3, 73212465), (5, 43927479), (9, 24404155), (15, 14642493), (45, 4880831), (1621, 135495), (3011, 72945), (4863, 45165), (8105, 27099), (9033, 24315), (14589, 15055)]