221435269

素因数分解:

${\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{2819}}^1$

素因数の和:3060

約数の個数: 16

約数和(自身を含む): 249468480

約数和(自身を除く): 28033211

約数列:

[1, 11, 37, 193, 407, 2123, 2819, 7141, 31009, 78551, 104303, 544067, 1147333, 5984737, 20130479, 221435269]

約数ペア:

[(1, 221435269), (11, 20130479), (37, 5984737), (193, 1147333), (407, 544067), (2123, 104303), (2819, 78551), (7141, 31009)]