2728005

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{25981}}^1$

素因数の和:25996

約数の個数: 16

約数和(自身を含む): 4988544

約数和(自身を除く): 2260539

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 25981, 77943, 129905, 181867, 389715, 545601, 909335, 2728005]

約数ペア:

[(1, 2728005), (3, 909335), (5, 545601), (7, 389715), (15, 181867), (21, 129905), (35, 77943), (105, 25981)]