28688132

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{59273}}^1$

素因数の和:59299

約数の個数: 18

約数和(自身を含む): 55184094

約数和(自身を除く): 26495962

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 59273, 118546, 237092, 652003, 1304006, 2608012, 7172033, 14344066, 28688132]

約数ペア:

[(1, 28688132), (2, 14344066), (4, 7172033), (11, 2608012), (22, 1304006), (44, 652003), (121, 237092), (242, 118546), (484, 59273)]