1387664563

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{337}}^1\times {\mathrm{6991}}^1$

素因数の和:7378

約数の個数: 16

約数和(自身を含む): 1512509440

約数和(自身を除く): 124844877

約数列:

[1, 19, 31, 337, 589, 6403, 6991, 10447, 132829, 198493, 216721, 2355967, 4117699, 44763373, 73034977, 1387664563]

約数ペア:

[(1, 1387664563), (19, 73034977), (31, 44763373), (337, 4117699), (589, 2355967), (6403, 216721), (6991, 198493), (10447, 132829)]