205835499

素因数分解:

$3^4\times {\mathrm{151}}^1\times {\mathrm{16829}}^1$

素因数の和:16992

約数の個数: 20

約数和(自身を含む): 309537360

約数和(自身を除く): 103701861

約数列:

[1, 3, 9, 27, 81, 151, 453, 1359, 4077, 12231, 16829, 50487, 151461, 454383, 1363149, 2541179, 7623537, 22870611, 68611833, 205835499]

約数ペア:

[(1, 205835499), (3, 68611833), (9, 22870611), (27, 7623537), (81, 2541179), (151, 1363149), (453, 454383), (1359, 151461), (4077, 50487), (12231, 16829)]