289731519

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139361}}^1$

素因数の和:139388

約数の個数: 32

約数和(自身を含む): 535150080

約数和(自身を除く): 245418561

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693, 2079, 139361, 418083, 975527, 1254249, 1532971, 2926581, 3762747, 4598913, 8779743, 10730797, 13796739, 26339229, 32192391, 41390217, 96577173, 289731519]

約数ペア:

[(1, 289731519), (3, 96577173), (7, 41390217), (9, 32192391), (11, 26339229), (21, 13796739), (27, 10730797), (33, 8779743), (63, 4598913), (77, 3762747), (99, 2926581), (189, 1532971), (231, 1254249), (297, 975527), (693, 418083), (2079, 139361)]