221018545

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{211501}}^1$

素因数の和:211536

約数の個数: 16

約数和(自身を含む): 304562880

約数和(自身を除く): 83544335

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 211501, 1057505, 2326511, 4018519, 11632555, 20092595, 44203709, 221018545]

約数ペア:

[(1, 221018545), (5, 44203709), (11, 20092595), (19, 11632555), (55, 4018519), (95, 2326511), (209, 1057505), (1045, 211501)]