201954459

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{135449}}^1$

素因数の和:135530

約数の個数: 16

約数和(自身を含む): 312076800

約数和(自身を除く): 110122341

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 135449, 406347, 948143, 2844429, 9616879, 28850637, 67318153, 201954459]

約数ペア:

[(1, 201954459), (3, 67318153), (7, 28850637), (21, 9616879), (71, 2844429), (213, 948143), (497, 406347), (1491, 135449)]