408048639128

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{3923544607}}^1$

素因数の和:3923544626

約数の個数: 16

約数和(自身を含む): 823944367680

約数和(自身を除く): 415895728552

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 3923544607, 7847089214, 15694178428, 31388356856, 51006079891, 102012159782, 204024319564, 408048639128]

約数ペア:

[(1, 408048639128), (2, 204024319564), (4, 102012159782), (8, 51006079891), (13, 31388356856), (26, 15694178428), (52, 7847089214), (104, 3923544607)]