12898791

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{20771}}^1$

素因数の和:20803

約数の個数: 16

約数和(自身を含む): 19941120

約数和(自身を除く): 7042329

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 20771, 62313, 186939, 477733, 560817, 1433199, 4299597, 12898791]

約数ペア:

[(1, 12898791), (3, 4299597), (9, 1433199), (23, 560817), (27, 477733), (69, 186939), (207, 62313), (621, 20771)]