55272273

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{1669}}^1$

素因数の和:1781

約数の個数: 32

約数和(自身を含む): 89779200

約数和(自身を除く): 34506927

約数列:

[1, 3, 7, 19, 21, 57, 83, 133, 249, 399, 581, 1577, 1669, 1743, 4731, 5007, 11039, 11683, 31711, 33117, 35049, 95133, 138527, 221977, 415581, 665931, 969689, 2632013, 2909067, 7896039, 18424091, 55272273]

約数ペア:

[(1, 55272273), (3, 18424091), (7, 7896039), (19, 2909067), (21, 2632013), (57, 969689), (83, 665931), (133, 415581), (249, 221977), (399, 138527), (581, 95133), (1577, 35049), (1669, 33117), (1743, 31711), (4731, 11683), (5007, 11039)]