12840873

素因数分解:

$3^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1$

素因数の和:496

約数の個数: 16

約数和(自身を含む): 17443200

約数和(自身を除く): 4602327

約数列:

[1, 3, 137, 157, 199, 411, 471, 597, 21509, 27263, 31243, 64527, 81789, 93729, 4280291, 12840873]

約数ペア:

[(1, 12840873), (3, 4280291), (137, 93729), (157, 81789), (199, 64527), (411, 31243), (471, 27263), (597, 21509)]