25437346

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{257}}^1\times {\mathrm{409}}^1$

素因数の和:690

約数の個数: 24

約数和(自身を含む): 42206220

約数和(自身を除く): 16768874

約数列:

[1, 2, 11, 22, 121, 242, 257, 409, 514, 818, 2827, 4499, 5654, 8998, 31097, 49489, 62194, 98978, 105113, 210226, 1156243, 2312486, 12718673, 25437346]

約数ペア:

[(1, 25437346), (2, 12718673), (11, 2312486), (22, 1156243), (121, 210226), (242, 105113), (257, 98978), (409, 62194), (514, 49489), (818, 31097), (2827, 8998), (4499, 5654)]