349954587

素因数分解:

$3^4\times {\mathrm{257}}^1\times {\mathrm{16811}}^1$

素因数の和:17080

約数の個数: 20

約数和(自身を含む): 524837016

約数和(自身を除く): 174882429

約数列:

[1, 3, 9, 27, 81, 257, 771, 2313, 6939, 16811, 20817, 50433, 151299, 453897, 1361691, 4320427, 12961281, 38883843, 116651529, 349954587]

約数ペア:

[(1, 349954587), (3, 116651529), (9, 38883843), (27, 12961281), (81, 4320427), (257, 1361691), (771, 453897), (2313, 151299), (6939, 50433), (16811, 20817)]