28138712

素因数分解:

$2^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{10691}}^1$

素因数の和:10751

約数の個数: 32

約数和(自身を含む): 61585920

約数和(自身を除く): 33447208

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 56, 94, 188, 329, 376, 658, 1316, 2632, 10691, 21382, 42764, 74837, 85528, 149674, 299348, 502477, 598696, 1004954, 2009908, 3517339, 4019816, 7034678, 14069356, 28138712]

約数ペア:

[(1, 28138712), (2, 14069356), (4, 7034678), (7, 4019816), (8, 3517339), (14, 2009908), (28, 1004954), (47, 598696), (56, 502477), (94, 299348), (188, 149674), (329, 85528), (376, 74837), (658, 42764), (1316, 21382), (2632, 10691)]