61281208

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{55109}}^1$

素因数の和:55254

約数の個数: 16

約数和(自身を含む): 115731000

約数和(自身を除く): 54449792

約数列:

[1, 2, 4, 8, 139, 278, 556, 1112, 55109, 110218, 220436, 440872, 7660151, 15320302, 30640604, 61281208]

約数ペア:

[(1, 61281208), (2, 30640604), (4, 15320302), (8, 7660151), (139, 440872), (278, 220436), (556, 110218), (1112, 55109)]