28771664

素因数分解:

$2^4\times {\mathrm{257}}^1\times {\mathrm{6997}}^1$

素因数の和:7262

約数の個数: 20

約数和(自身を含む): 55970004

約数和(自身を除く): 27198340

約数列:

[1, 2, 4, 8, 16, 257, 514, 1028, 2056, 4112, 6997, 13994, 27988, 55976, 111952, 1798229, 3596458, 7192916, 14385832, 28771664]

約数ペア:

[(1, 28771664), (2, 14385832), (4, 7192916), (8, 3596458), (16, 1798229), (257, 111952), (514, 55976), (1028, 27988), (2056, 13994), (4112, 6997)]