142002049

素因数分解:

$7^2\times {\mathrm{643}}^1\times {\mathrm{4507}}^1$

素因数の和:5164

約数の個数: 12

約数和(自身を含む): 165479664

約数和(自身を除く): 23477615

約数列:

[1, 7, 49, 643, 4501, 4507, 31507, 31549, 220843, 2898001, 20286007, 142002049]

約数ペア:

[(1, 142002049), (7, 20286007), (49, 2898001), (643, 220843), (4501, 31549), (4507, 31507)]