209219891

素因数分解:

${\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{1733}}^1$

素因数の和:1966

約数の個数: 16

約数和(自身を含む): 227223360

約数和(自身を除く): 18003469

約数列:

[1, 23, 29, 181, 667, 1733, 4163, 5249, 39859, 50257, 120727, 313673, 1155911, 7214479, 9096517, 209219891]

約数ペア:

[(1, 209219891), (23, 9096517), (29, 7214479), (181, 1155911), (667, 313673), (1733, 120727), (4163, 50257), (5249, 39859)]