207922252

素因数分解:

$2^2\times {\mathrm{257}}^2\times {\mathrm{787}}^1$

素因数の和:1305

約数の個数: 18

約数和(自身を含む): 365749412

約数和(自身を除く): 157827160

約数列:

[1, 2, 4, 257, 514, 787, 1028, 1574, 3148, 66049, 132098, 202259, 264196, 404518, 809036, 51980563, 103961126, 207922252]

約数ペア:

[(1, 207922252), (2, 103961126), (4, 51980563), (257, 809036), (514, 404518), (787, 264196), (1028, 202259), (1574, 132098), (3148, 66049)]