28254356

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{543353}}^1$

素因数の和:543370

約数の個数: 12

約数和(自身を含む): 53248692

約数和(自身を除く): 24994336

約数列:

[1, 2, 4, 13, 26, 52, 543353, 1086706, 2173412, 7063589, 14127178, 28254356]

約数ペア:

[(1, 28254356), (2, 14127178), (4, 7063589), (13, 2173412), (26, 1086706), (52, 543353)]