203431291

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{112207}}^1$

素因数の和:112258

約数の個数: 12

約数和(自身を含む): 243042528

約数和(自身を除く): 39611237

約数列:

[1, 7, 37, 49, 259, 1813, 112207, 785449, 4151659, 5498143, 29061613, 203431291]

約数ペア:

[(1, 203431291), (7, 29061613), (37, 5498143), (49, 4151659), (259, 785449), (1813, 112207)]