87157276

素因数分解:

$2^2\times {\mathrm{1117}}^1\times {\mathrm{19507}}^1$

素因数の和:20628

約数の個数: 12

約数和(自身を含む): 152669608

約数和(自身を除く): 65512332

約数列:

[1, 2, 4, 1117, 2234, 4468, 19507, 39014, 78028, 21789319, 43578638, 87157276]

約数ペア:

[(1, 87157276), (2, 43578638), (4, 21789319), (1117, 78028), (2234, 39014), (4468, 19507)]