209250514

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{141961}}^1$

素因数の和:142041

約数の個数: 16

約数和(自身を含む): 347522976

約数和(自身を除く): 138272462

約数列:

[1, 2, 11, 22, 67, 134, 737, 1474, 141961, 283922, 1561571, 3123142, 9511387, 19022774, 104625257, 209250514]

約数ペア:

[(1, 209250514), (2, 104625257), (11, 19022774), (22, 9511387), (67, 3123142), (134, 1561571), (737, 283922), (1474, 141961)]