1689235

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{397}}^1$

素因数の和:462

約数の個数: 16

約数和(自身を含む): 2177856

約数和(自身を除く): 488621

約数列:

[1, 5, 23, 37, 115, 185, 397, 851, 1985, 4255, 9131, 14689, 45655, 73445, 337847, 1689235]

約数ペア:

[(1, 1689235), (5, 337847), (23, 73445), (37, 45655), (115, 14689), (185, 9131), (397, 4255), (851, 1985)]