201607903

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{178889}}^1$

素因数の和:178926

約数の個数: 12

約数和(自身を含む): 244721520

約数和(自身を除く): 43113617

約数列:

[1, 7, 23, 49, 161, 1127, 178889, 1252223, 4114447, 8765561, 28801129, 201607903]

約数ペア:

[(1, 201607903), (7, 28801129), (23, 8765561), (49, 4114447), (161, 1252223), (1127, 178889)]