1209112345

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{842587}}^1$

素因数の和:842640

約数の個数: 16

約数和(自身を含む): 1698657408

約数和(自身を除く): 489545063

約数列:

[1, 5, 7, 35, 41, 205, 287, 1435, 842587, 4212935, 5898109, 29490545, 34546067, 172730335, 241822469, 1209112345]

約数ペア:

[(1, 1209112345), (5, 241822469), (7, 172730335), (35, 34546067), (41, 29490545), (205, 5898109), (287, 4212935), (1435, 842587)]