20125245

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{191669}}^1$

素因数の和:191684

約数の個数: 16

約数和(自身を含む): 36800640

約数和(自身を除く): 16675395

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 191669, 575007, 958345, 1341683, 2875035, 4025049, 6708415, 20125245]

約数ペア:

[(1, 20125245), (3, 6708415), (5, 4025049), (7, 2875035), (15, 1341683), (21, 958345), (35, 575007), (105, 191669)]