668821868

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1169269}}^1$

素因数の和:1169297

約数の個数: 24

約数和(自身を含む): 1375061520

約数和(自身を除く): 706239652

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 1169269, 2338538, 4677076, 12861959, 15200497, 25723918, 30400994, 51447836, 60801988, 167205467, 334410934, 668821868]

約数ペア:

[(1, 668821868), (2, 334410934), (4, 167205467), (11, 60801988), (13, 51447836), (22, 30400994), (26, 25723918), (44, 15200497), (52, 12861959), (143, 4677076), (286, 2338538), (572, 1169269)]