211269183

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{1663}}^1$

素因数の和:1783

約数の個数: 32

約数和(自身を含む): 310542336

約数和(自身を除く): 99273153

約数列:

[1, 3, 17, 47, 51, 53, 141, 159, 799, 901, 1663, 2397, 2491, 2703, 4989, 7473, 28271, 42347, 78161, 84813, 88139, 127041, 234483, 264417, 1328737, 1498363, 3986211, 4142533, 4495089, 12427599, 70423061, 211269183]

約数ペア:

[(1, 211269183), (3, 70423061), (17, 12427599), (47, 4495089), (51, 4142533), (53, 3986211), (141, 1498363), (159, 1328737), (799, 264417), (901, 234483), (1663, 127041), (2397, 88139), (2491, 84813), (2703, 78161), (4989, 42347), (7473, 28271)]