16820697

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{1571}}^1$

素因数の和:1700

約数の個数: 16

約数和(自身を含む): 23240448

約数和(自身を除く): 6419751

約数列:

[1, 3, 43, 83, 129, 249, 1571, 3569, 4713, 10707, 67553, 130393, 202659, 391179, 5606899, 16820697]

約数ペア:

[(1, 16820697), (3, 5606899), (43, 391179), (83, 202659), (129, 130393), (249, 67553), (1571, 10707), (3569, 4713)]