81829230

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{389663}}^1$

素因数の和:389680

約数の個数: 32

約数和(自身を含む): 224446464

約数和(自身を除く): 142617234

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 389663, 779326, 1168989, 1948315, 2337978, 2727641, 3896630, 5455282, 5844945, 8182923, 11689890, 13638205, 16365846, 27276410, 40914615, 81829230]

約数ペア:

[(1, 81829230), (2, 40914615), (3, 27276410), (5, 16365846), (6, 13638205), (7, 11689890), (10, 8182923), (14, 5844945), (15, 5455282), (21, 3896630), (30, 2727641), (35, 2337978), (42, 1948315), (70, 1168989), (105, 779326), (210, 389663)]