278861804

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{5362727}}^1$

素因数の和:5362744

約数の個数: 12

約数和(自身を含む): 525547344

約数和(自身を除く): 246685540

約数列:

[1, 2, 4, 13, 26, 52, 5362727, 10725454, 21450908, 69715451, 139430902, 278861804]

約数ペア:

[(1, 278861804), (2, 139430902), (4, 69715451), (13, 21450908), (26, 10725454), (52, 5362727)]