142904223

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{68737}}^1$

素因数の和:68764

約数の個数: 32

約数和(自身を含む): 263953920

約数和(自身を除く): 121049697

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693, 2079, 68737, 206211, 481159, 618633, 756107, 1443477, 1855899, 2268321, 4330431, 5292749, 6804963, 12991293, 15878247, 20414889, 47634741, 142904223]

約数ペア:

[(1, 142904223), (3, 47634741), (7, 20414889), (9, 15878247), (11, 12991293), (21, 6804963), (27, 5292749), (33, 4330431), (63, 2268321), (77, 1855899), (99, 1443477), (189, 756107), (231, 618633), (297, 481159), (693, 206211), (2079, 68737)]