28196361

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{911}}^1$

素因数の和:1117

約数の個数: 24

約数和(自身を含む): 43155840

約数和(自身を除く): 14959479

約数列:

[1, 3, 9, 19, 57, 171, 181, 543, 911, 1629, 2733, 3439, 8199, 10317, 17309, 30951, 51927, 155781, 164891, 494673, 1484019, 3132929, 9398787, 28196361]

約数ペア:

[(1, 28196361), (3, 9398787), (9, 3132929), (19, 1484019), (57, 494673), (171, 164891), (181, 155781), (543, 51927), (911, 30951), (1629, 17309), (2733, 10317), (3439, 8199)]