28938406

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{108791}}^1$

素因数の和:108819

約数の個数: 16

約数和(自身を含む): 52220160

約数和(自身を除く): 23281754

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 108791, 217582, 761537, 1523074, 2067029, 4134058, 14469203, 28938406]

約数ペア:

[(1, 28938406), (2, 14469203), (7, 4134058), (14, 2067029), (19, 1523074), (38, 761537), (133, 217582), (266, 108791)]