1890807

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{409}}^1$

素因数の和:502

約数の個数: 16

約数和(自身を含む): 2676480

約数和(自身を除く): 785673

約数列:

[1, 3, 23, 67, 69, 201, 409, 1227, 1541, 4623, 9407, 27403, 28221, 82209, 630269, 1890807]

約数ペア:

[(1, 1890807), (3, 630269), (23, 82209), (67, 28221), (69, 27403), (201, 9407), (409, 4623), (1227, 1541)]