218640003

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{1021}}^1\times {\mathrm{1741}}^1$

素因数の和:2806

約数の個数: 16

約数和(自身を含む): 299094432

約数和(自身を除く): 80454429

約数列:

[1, 3, 41, 123, 1021, 1741, 3063, 5223, 41861, 71381, 125583, 214143, 1777561, 5332683, 72880001, 218640003]

約数ペア:

[(1, 218640003), (3, 72880001), (41, 5332683), (123, 1777561), (1021, 214143), (1741, 125583), (3063, 71381), (5223, 41861)]