219942021

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{809}}^1\times {\mathrm{6971}}^1$

素因数の和:7796

約数の個数: 16

約数和(自身を含む): 316249920

約数和(自身を除く): 96307899

約数列:

[1, 3, 13, 39, 809, 2427, 6971, 10517, 20913, 31551, 90623, 271869, 5639539, 16918617, 73314007, 219942021]

約数ペア:

[(1, 219942021), (3, 73314007), (13, 16918617), (39, 5639539), (809, 271869), (2427, 90623), (6971, 31551), (10517, 20913)]