16985361

素因数分解:

$3^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1\times {\mathrm{409}}^1$

素因数の和:648

約数の個数: 16

約数和(自身を含む): 23091200

約数和(自身を除く): 6105839

約数列:

[1, 3, 109, 127, 327, 381, 409, 1227, 13843, 41529, 44581, 51943, 133743, 155829, 5661787, 16985361]

約数ペア:

[(1, 16985361), (3, 5661787), (109, 155829), (127, 133743), (327, 51943), (381, 44581), (409, 41529), (1227, 13843)]