211512717

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{1187}}^1\times {\mathrm{1523}}^1$

素因数の和:2729

約数の個数: 24

約数和(自身を含む): 329513184

約数和(自身を除く): 118000467

約数列:

[1, 3, 9, 13, 39, 117, 1187, 1523, 3561, 4569, 10683, 13707, 15431, 19799, 46293, 59397, 138879, 178191, 1807801, 5423403, 16270209, 23501413, 70504239, 211512717]

約数ペア:

[(1, 211512717), (3, 70504239), (9, 23501413), (13, 16270209), (39, 5423403), (117, 1807801), (1187, 178191), (1523, 138879), (3561, 59397), (4569, 46293), (10683, 19799), (13707, 15431)]