142861887

素因数分解:

$3^5\times 7^1\times {\mathrm{83987}}^1$

素因数の和:84009

約数の個数: 24

約数和(自身を含む): 244573056

約数和(自身を除く): 101711169

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 83987, 251961, 587909, 755883, 1763727, 2267649, 5291181, 6802947, 15873543, 20408841, 47620629, 142861887]

約数ペア:

[(1, 142861887), (3, 47620629), (7, 20408841), (9, 15873543), (21, 6802947), (27, 5291181), (63, 2267649), (81, 1763727), (189, 755883), (243, 587909), (567, 251961), (1701, 83987)]