2654001

素因数分解:

$3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{409}}^1$

素因数の和:525

約数の個数: 24

約数和(自身を含む): 4434560

約数和(自身を除く): 1780559

約数列:

[1, 3, 7, 9, 21, 63, 103, 309, 409, 721, 927, 1227, 2163, 2863, 3681, 6489, 8589, 25767, 42127, 126381, 294889, 379143, 884667, 2654001]

約数ペア:

[(1, 2654001), (3, 884667), (7, 379143), (9, 294889), (21, 126381), (63, 42127), (103, 25767), (309, 8589), (409, 6489), (721, 3681), (927, 2863), (1227, 2163)]