28275254

素因数分解:

$2^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{2647}}^1$

素因数の和:2772

約数の個数: 24

約数和(自身を含む): 49808880

約数和(自身を除く): 21533626

約数列:

[1, 2, 7, 14, 49, 98, 109, 218, 763, 1526, 2647, 5294, 5341, 10682, 18529, 37058, 129703, 259406, 288523, 577046, 2019661, 4039322, 14137627, 28275254]

約数ペア:

[(1, 28275254), (2, 14137627), (7, 4039322), (14, 2019661), (49, 577046), (98, 288523), (109, 259406), (218, 129703), (763, 37058), (1526, 18529), (2647, 10682), (5294, 5341)]