405532089

素因数分解:

$3^4\times {\mathrm{409}}^1\times {\mathrm{12241}}^1$

素因数の和:12662

約数の個数: 20

約数和(自身を含む): 607325620

約数和(自身を除く): 201793531

約数列:

[1, 3, 9, 27, 81, 409, 1227, 3681, 11043, 12241, 33129, 36723, 110169, 330507, 991521, 5006569, 15019707, 45059121, 135177363, 405532089]

約数ペア:

[(1, 405532089), (3, 135177363), (9, 45059121), (27, 15019707), (81, 5006569), (409, 991521), (1227, 330507), (3681, 110169), (11043, 36723), (12241, 33129)]