289682253

素因数分解:

$3^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{33563}}^1$

素因数の和:33713

約数の個数: 24

約数和(自身を含む): 481710528

約数和(自身を除く): 192028275

約数列:

[1, 3, 7, 9, 21, 63, 137, 411, 959, 1233, 2877, 8631, 33563, 100689, 234941, 302067, 704823, 2114469, 4598131, 13794393, 32186917, 41383179, 96560751, 289682253]

約数ペア:

[(1, 289682253), (3, 96560751), (7, 41383179), (9, 32186917), (21, 13794393), (63, 4598131), (137, 2114469), (411, 704823), (959, 302067), (1233, 234941), (2877, 100689), (8631, 33563)]