28785904

素因数分解:

$2^4\times 7^1\times {\mathrm{257017}}^1$

素因数の和:257032

約数の個数: 20

約数和(自身を含む): 63740464

約数和(自身を除く): 34954560

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 257017, 514034, 1028068, 1799119, 2056136, 3598238, 4112272, 7196476, 14392952, 28785904]

約数ペア:

[(1, 28785904), (2, 14392952), (4, 7196476), (7, 4112272), (8, 3598238), (14, 2056136), (16, 1799119), (28, 1028068), (56, 514034), (112, 257017)]