211671285

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{14503}}^1$

素因数の和:14657

約数の個数: 32

約数和(自身を含む): 389867520

約数和(自身を除く): 178196235

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 139, 417, 695, 973, 2085, 2919, 4865, 14503, 14595, 43509, 72515, 101521, 217545, 304563, 507605, 1522815, 2015917, 6047751, 10079585, 14111419, 30238755, 42334257, 70557095, 211671285]

約数ペア:

[(1, 211671285), (3, 70557095), (5, 42334257), (7, 30238755), (15, 14111419), (21, 10079585), (35, 6047751), (105, 2015917), (139, 1522815), (417, 507605), (695, 304563), (973, 217545), (2085, 101521), (2919, 72515), (4865, 43509), (14503, 14595)]