28726090

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{168977}}^1$

素因数の和:169001

約数の個数: 16

約数和(自身を含む): 54748872

約数和(自身を除く): 26022782

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 168977, 337954, 844885, 1689770, 2872609, 5745218, 14363045, 28726090]

約数ペア:

[(1, 28726090), (2, 14363045), (5, 5745218), (10, 2872609), (17, 1689770), (34, 844885), (85, 337954), (170, 168977)]