66320191

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{2333}}^1$

素因数の和:2502

約数の個数: 16

約数和(自身を含む): 78870528

約数和(自身を除く): 12550337

約数列:

[1, 7, 31, 131, 217, 917, 2333, 4061, 16331, 28427, 72323, 305623, 506261, 2139361, 9474313, 66320191]

約数ペア:

[(1, 66320191), (7, 9474313), (31, 2139361), (131, 506261), (217, 305623), (917, 72323), (2333, 28427), (4061, 16331)]