12747441

素因数分解:

$3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{5569}}^1$

素因数の和:5688

約数の個数: 16

約数和(自身を含む): 19606400

約数和(自身を除く): 6858959

約数列:

[1, 3, 7, 21, 109, 327, 763, 2289, 5569, 16707, 38983, 116949, 607021, 1821063, 4249147, 12747441]

約数ペア:

[(1, 12747441), (3, 4249147), (7, 1821063), (21, 607021), (109, 116949), (327, 38983), (763, 16707), (2289, 5569)]