10781019

素因数分解:

$3^4\times {\mathrm{167}}^1\times {\mathrm{797}}^1$

素因数の和:976

約数の個数: 20

約数和(自身を含む): 16221744

約数和(自身を除く): 5440725

約数列:

[1, 3, 9, 27, 81, 167, 501, 797, 1503, 2391, 4509, 7173, 13527, 21519, 64557, 133099, 399297, 1197891, 3593673, 10781019]

約数ペア:

[(1, 10781019), (3, 3593673), (9, 1197891), (27, 399297), (81, 133099), (167, 64557), (501, 21519), (797, 13527), (1503, 7173), (2391, 4509)]