81590786

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{463}}^1$

素因数の和:626

約数の個数: 32

約数和(自身を含む): 133498368

約数和(自身を除く): 51907582

約数列:

[1, 2, 17, 34, 71, 73, 142, 146, 463, 926, 1207, 1241, 2414, 2482, 5183, 7871, 10366, 15742, 32873, 33799, 65746, 67598, 88111, 176222, 558841, 574583, 1117682, 1149166, 2399729, 4799458, 40795393, 81590786]

約数ペア:

[(1, 81590786), (2, 40795393), (17, 4799458), (34, 2399729), (71, 1149166), (73, 1117682), (142, 574583), (146, 558841), (463, 176222), (926, 88111), (1207, 67598), (1241, 65746), (2414, 33799), (2482, 32873), (5183, 15742), (7871, 10366)]