1239542356

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{222779}}^1$

素因数の和:222903

約数の個数: 24

約数和(自身を含む): 2357903520

約数和(自身を除く): 1118361164

約数列:

[1, 2, 4, 13, 26, 52, 107, 214, 428, 1391, 2782, 5564, 222779, 445558, 891116, 2896127, 5792254, 11584508, 23837353, 47674706, 95349412, 309885589, 619771178, 1239542356]

約数ペア:

[(1, 1239542356), (2, 619771178), (4, 309885589), (13, 95349412), (26, 47674706), (52, 23837353), (107, 11584508), (214, 5792254), (428, 2896127), (1391, 891116), (2782, 445558), (5564, 222779)]