262812278

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{661}}^1\times {\mathrm{3259}}^1$

素因数の和:3983

約数の個数: 16

約数和(自身を含む): 401410320

約数和(自身を除く): 138598042

約数列:

[1, 2, 61, 122, 661, 1322, 3259, 6518, 40321, 80642, 198799, 397598, 2154199, 4308398, 131406139, 262812278]

約数ペア:

[(1, 262812278), (2, 131406139), (61, 4308398), (122, 2154199), (661, 397598), (1322, 198799), (3259, 80642), (6518, 40321)]