215248

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{1223}}^1$

素因数の和:1242

約数の個数: 20

約数和(自身を含む): 455328

約数和(自身を除く): 240080

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 1223, 2446, 4892, 9784, 13453, 19568, 26906, 53812, 107624, 215248]

約数ペア:

[(1, 215248), (2, 107624), (4, 53812), (8, 26906), (11, 19568), (16, 13453), (22, 9784), (44, 4892), (88, 2446), (176, 1223)]