13216491393

素因数分解:

$3^1\times 7^1\times {\mathrm{1447}}^1\times {\mathrm{434939}}^1$

素因数の和:436396

約数の個数: 16

約数和(自身を含む): 20153379840

約数和(自身を除く): 6936888447

約数列:

[1, 3, 7, 21, 1447, 4341, 10129, 30387, 434939, 1304817, 3044573, 9133719, 629356733, 1888070199, 4405497131, 13216491393]

約数ペア:

[(1, 13216491393), (3, 4405497131), (7, 1888070199), (21, 629356733), (1447, 9133719), (4341, 3044573), (10129, 1304817), (30387, 434939)]