278340296769

素因数分解:

$3^2\times {\mathrm{419}}^1\times {\mathrm{73810739}}^1$

素因数の和:73811164

約数の個数: 12

約数和(自身を含む): 403006640400

約数和(自身を除く): 124666343631

約数列:

[1, 3, 9, 419, 1257, 3771, 73810739, 221432217, 664296651, 30926699641, 92780098923, 278340296769]

約数ペア:

[(1, 278340296769), (3, 92780098923), (9, 30926699641), (419, 664296651), (1257, 221432217), (3771, 73810739)]