1395615

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{421}}^1$

素因数の和:459

約数の個数: 32

約数和(自身を含む): 2552256

約数和(自身を除く): 1156641

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 421, 663, 1105, 1263, 2105, 3315, 5473, 6315, 7157, 16419, 21471, 27365, 35785, 82095, 93041, 107355, 279123, 465205, 1395615]

約数ペア:

[(1, 1395615), (3, 465205), (5, 279123), (13, 107355), (15, 93041), (17, 82095), (39, 35785), (51, 27365), (65, 21471), (85, 16419), (195, 7157), (221, 6315), (255, 5473), (421, 3315), (663, 2105), (1105, 1263)]