129615244

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{68507}}^1$

素因数の和:68565

約数の個数: 24

約数和(自身を含む): 253205568

約数和(自身を除く): 123590324

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 473, 946, 1892, 68507, 137014, 274028, 753577, 1507154, 2945801, 3014308, 5891602, 11783204, 32403811, 64807622, 129615244]

約数ペア:

[(1, 129615244), (2, 64807622), (4, 32403811), (11, 11783204), (22, 5891602), (43, 3014308), (44, 2945801), (86, 1507154), (172, 753577), (473, 274028), (946, 137014), (1892, 68507)]