291036304

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1399213}}^1$

素因数の和:1399234

約数の個数: 20

約数和(自身を含む): 607258876

約数和(自身を除く): 316222572

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1399213, 2798426, 5596852, 11193704, 18189769, 22387408, 36379538, 72759076, 145518152, 291036304]

約数ペア:

[(1, 291036304), (2, 145518152), (4, 72759076), (8, 36379538), (13, 22387408), (16, 18189769), (26, 11193704), (52, 5596852), (104, 2798426), (208, 1399213)]