2562147

素因数分解:

$3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{607}}^1$

素因数の和:687

約数の個数: 24

約数和(自身を含む): 4299776

約数和(自身を除く): 1737629

約数列:

[1, 3, 7, 9, 21, 63, 67, 201, 469, 603, 607, 1407, 1821, 4221, 4249, 5463, 12747, 38241, 40669, 122007, 284683, 366021, 854049, 2562147]

約数ペア:

[(1, 2562147), (3, 854049), (7, 366021), (9, 284683), (21, 122007), (63, 40669), (67, 38241), (201, 12747), (469, 5463), (603, 4249), (607, 4221), (1407, 1821)]