1320221315

素因数分解:

$5^1\times 7^1\times {\mathrm{1861}}^1\times {\mathrm{20269}}^1$

素因数の和:22142

約数の個数: 16

約数和(自身を含む): 1811651520

約数和(自身を除く): 491430205

約数列:

[1, 5, 7, 35, 1861, 9305, 13027, 20269, 65135, 101345, 141883, 709415, 37720609, 188603045, 264044263, 1320221315]

約数ペア:

[(1, 1320221315), (5, 264044263), (7, 188603045), (35, 37720609), (1861, 709415), (9305, 141883), (13027, 101345), (20269, 65135)]