266985244

素因数分解:

$2^2\times {\mathrm{313}}^1\times {\mathrm{213247}}^1$

素因数の和:213564

約数の個数: 12

約数和(自身を含む): 468719104

約数和(自身を除く): 201733860

約数列:

[1, 2, 4, 313, 626, 1252, 213247, 426494, 852988, 66746311, 133492622, 266985244]

約数ペア:

[(1, 266985244), (2, 133492622), (4, 66746311), (313, 852988), (626, 426494), (1252, 213247)]