219364445

素因数分解:

$5^1\times {\mathrm{107}}^1\times {\mathrm{521}}^1\times {\mathrm{787}}^1$

素因数の和:1420

約数の個数: 16

約数和(自身を含む): 266545728

約数和(自身を除く): 47181283

約数列:

[1, 5, 107, 521, 535, 787, 2605, 3935, 55747, 84209, 278735, 410027, 421045, 2050135, 43872889, 219364445]

約数ペア:

[(1, 219364445), (5, 43872889), (107, 2050135), (521, 421045), (535, 410027), (787, 278735), (2605, 84209), (3935, 55747)]