90720381

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{61339}}^1$

素因数の和:61388

約数の個数: 16

約数和(自身を含む): 132494400

約数和(自身を除く): 41774019

約数列:

[1, 3, 17, 29, 51, 87, 493, 1479, 61339, 184017, 1042763, 1778831, 3128289, 5336493, 30240127, 90720381]

約数ペア:

[(1, 90720381), (3, 30240127), (17, 5336493), (29, 3128289), (51, 1778831), (87, 1042763), (493, 184017), (1479, 61339)]