389664486

素因数分解:

$2^1\times 3^3\times {\mathrm{7216009}}^1$

素因数の和:7216020

約数の個数: 16

約数和(自身を含む): 865921200

約数和(自身を除く): 476256714

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 7216009, 14432018, 21648027, 43296054, 64944081, 129888162, 194832243, 389664486]

約数ペア:

[(1, 389664486), (2, 194832243), (3, 129888162), (6, 64944081), (9, 43296054), (18, 21648027), (27, 14432018), (54, 7216009)]