1717929

素因数分解:

$3^4\times {\mathrm{127}}^1\times {\mathrm{167}}^1$

素因数の和:306

約数の個数: 20

約数和(自身を含む): 2601984

約数和(自身を除く): 884055

約数列:

[1, 3, 9, 27, 81, 127, 167, 381, 501, 1143, 1503, 3429, 4509, 10287, 13527, 21209, 63627, 190881, 572643, 1717929]

約数ペア:

[(1, 1717929), (3, 572643), (9, 190881), (27, 63627), (81, 21209), (127, 13527), (167, 10287), (381, 4509), (501, 3429), (1143, 1503)]