203120203

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{74759}}^1$

素因数の和:74802

約数の個数: 16

約数和(自身を含む): 251193600

約数和(自身を除く): 48073397

約数列:

[1, 11, 13, 19, 143, 209, 247, 2717, 74759, 822349, 971867, 1420421, 10690537, 15624631, 18465473, 203120203]

約数ペア:

[(1, 203120203), (11, 18465473), (13, 15624631), (19, 10690537), (143, 1420421), (209, 971867), (247, 822349), (2717, 74759)]