81671823

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{3163}}^1$

素因数の和:3339

約数の個数: 24

約数和(自身を含む): 125041280

約数和(自身を除く): 43369457

約数列:

[1, 3, 9, 19, 57, 151, 171, 453, 1359, 2869, 3163, 8607, 9489, 25821, 28467, 60097, 180291, 477613, 540873, 1432839, 4298517, 9074647, 27223941, 81671823]

約数ペア:

[(1, 81671823), (3, 27223941), (9, 9074647), (19, 4298517), (57, 1432839), (151, 540873), (171, 477613), (453, 180291), (1359, 60097), (2869, 28467), (3163, 25821), (8607, 9489)]