278121808

素因数分解:

$2^4\times {\mathrm{3323}}^1\times {\mathrm{5231}}^1$

素因数の和:8562

約数の個数: 20

約数和(自身を含む): 539126208

約数和(自身を除く): 261004400

約数列:

[1, 2, 4, 8, 16, 3323, 5231, 6646, 10462, 13292, 20924, 26584, 41848, 53168, 83696, 17382613, 34765226, 69530452, 139060904, 278121808]

約数ペア:

[(1, 278121808), (2, 139060904), (4, 69530452), (8, 34765226), (16, 17382613), (3323, 83696), (5231, 53168), (6646, 41848), (10462, 26584), (13292, 20924)]