28774538

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{26993}}^1$

素因数の和:27049

約数の個数: 16

約数和(自身を含む): 47617416

約数和(自身を除く): 18842878

約数列:

[1, 2, 13, 26, 41, 82, 533, 1066, 26993, 53986, 350909, 701818, 1106713, 2213426, 14387269, 28774538]

約数ペア:

[(1, 28774538), (2, 14387269), (13, 2213426), (26, 1106713), (41, 701818), (82, 350909), (533, 53986), (1066, 26993)]