2153569

素因数分解:

${\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:240

約数の個数: 16

約数和(自身を含む): 2502720

約数和(自身を除く): 349151

約数列:

[1, 11, 29, 43, 157, 319, 473, 1247, 1727, 4553, 6751, 13717, 50083, 74261, 195779, 2153569]

約数ペア:

[(1, 2153569), (11, 195779), (29, 74261), (43, 50083), (157, 13717), (319, 6751), (473, 4553), (1247, 1727)]