15784275

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{16189}}^1$

素因数の和:16215

約数の個数: 24

約数和(自身を含む): 28105840

約数和(自身を除く): 12321565

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 975, 16189, 48567, 80945, 210457, 242835, 404725, 631371, 1052285, 1214175, 3156855, 5261425, 15784275]

約数ペア:

[(1, 15784275), (3, 5261425), (5, 3156855), (13, 1214175), (15, 1052285), (25, 631371), (39, 404725), (65, 242835), (75, 210457), (195, 80945), (325, 48567), (975, 16189)]