278868746

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{11161}}^1$

素因数の和:11238

約数の個数: 24

約数和(自身を含む): 465522372

約数和(自身を除く): 186653626

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 961, 1922, 11161, 12493, 22322, 24986, 145093, 290186, 345991, 691982, 4497883, 8995766, 10725721, 21451442, 139434373, 278868746]

約数ペア:

[(1, 278868746), (2, 139434373), (13, 21451442), (26, 10725721), (31, 8995766), (62, 4497883), (403, 691982), (806, 345991), (961, 290186), (1922, 145093), (11161, 24986), (12493, 22322)]