247353904

素因数分解:

$2^4\times 7^1\times {\mathrm{2208517}}^1$

素因数の和:2208532

約数の個数: 20

約数和(自身を含む): 547712464

約数和(自身を除く): 300358560

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 2208517, 4417034, 8834068, 15459619, 17668136, 30919238, 35336272, 61838476, 123676952, 247353904]

約数ペア:

[(1, 247353904), (2, 123676952), (4, 61838476), (7, 35336272), (8, 30919238), (14, 17668136), (16, 15459619), (28, 8834068), (56, 4417034), (112, 2208517)]