219265557

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{242819}}^1$

素因数の和:242872

約数の個数: 16

約数和(自身を含む): 341890560

約数和(自身を除く): 122625003

約数列:

[1, 3, 7, 21, 43, 129, 301, 903, 242819, 728457, 1699733, 5099199, 10441217, 31323651, 73088519, 219265557]

約数ペア:

[(1, 219265557), (3, 73088519), (7, 31323651), (21, 10441217), (43, 5099199), (129, 1699733), (301, 728457), (903, 242819)]