159243123

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 246888960

約数和(自身を除く): 87645837

約数列:

[1, 3, 13, 19, 39, 57, 61, 169, 183, 247, 271, 507, 741, 793, 813, 1159, 2379, 3211, 3477, 3523, 5149, 9633, 10309, 10569, 15067, 15447, 16531, 30927, 45201, 45799, 49593, 66937, 137397, 195871, 200811, 214903, 314089, 587613, 644709, 870181, 942267, 2610543, 2793739, 4083157, 8381217, 12249471, 53081041, 159243123]

約数ペア:

[(1, 159243123), (3, 53081041), (13, 12249471), (19, 8381217), (39, 4083157), (57, 2793739), (61, 2610543), (169, 942267), (183, 870181), (247, 644709), (271, 587613), (507, 314089), (741, 214903), (793, 200811), (813, 195871), (1159, 137397), (2379, 66937), (3211, 49593), (3477, 45799), (3523, 45201), (5149, 30927), (9633, 16531), (10309, 15447), (10569, 15067)]