212156005

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{601}}^1\times {\mathrm{4153}}^1$

素因数の和:4776

約数の個数: 16

約数和(自身を含む): 270076464

約数和(自身を除く): 57920459

約数列:

[1, 5, 17, 85, 601, 3005, 4153, 10217, 20765, 51085, 70601, 353005, 2495953, 12479765, 42431201, 212156005]

約数ペア:

[(1, 212156005), (5, 42431201), (17, 12479765), (85, 2495953), (601, 353005), (3005, 70601), (4153, 51085), (10217, 20765)]