28979902

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{108947}}^1$

素因数の和:108975

約数の個数: 16

約数和(自身を含む): 52295040

約数和(自身を除く): 23315138

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 108947, 217894, 762629, 1525258, 2069993, 4139986, 14489951, 28979902]

約数ペア:

[(1, 28979902), (2, 14489951), (7, 4139986), (14, 2069993), (19, 1525258), (38, 762629), (133, 217894), (266, 108947)]