206533557

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{54251}}^1$

素因数の和:54310

約数の個数: 20

約数和(自身を含む): 315095616

約数和(自身を除く): 108562059

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 54251, 162753, 488259, 1464777, 2549797, 4394331, 7649391, 22948173, 68844519, 206533557]

約数ペア:

[(1, 206533557), (3, 68844519), (9, 22948173), (27, 7649391), (47, 4394331), (81, 2549797), (141, 1464777), (423, 488259), (1269, 162753), (3807, 54251)]