39886587

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{37879}}^1$

素因数の和:37904

約数の個数: 20

約数和(自身を含む): 64168720

約数和(自身を除く): 24282133

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 37879, 113637, 340911, 492427, 1022733, 1477281, 3068199, 4431843, 13295529, 39886587]

約数ペア:

[(1, 39886587), (3, 13295529), (9, 4431843), (13, 3068199), (27, 1477281), (39, 1022733), (81, 492427), (117, 340911), (351, 113637), (1053, 37879)]