2621049

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{641}}^1$

素因数の和:720

約数の個数: 16

約数和(自身を含む): 3697920

約数和(自身を除く): 1076871

約数列:

[1, 3, 29, 47, 87, 141, 641, 1363, 1923, 4089, 18589, 30127, 55767, 90381, 873683, 2621049]

約数ペア:

[(1, 2621049), (3, 873683), (29, 90381), (47, 55767), (87, 30127), (141, 18589), (641, 4089), (1363, 1923)]