221235315

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{2107003}}^1$

素因数の和:2107018

約数の個数: 16

約数和(自身を含む): 404544768

約数和(自身を除く): 183309453

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 2107003, 6321009, 10535015, 14749021, 31605045, 44247063, 73745105, 221235315]

約数ペア:

[(1, 221235315), (3, 73745105), (5, 44247063), (7, 31605045), (15, 14749021), (21, 10535015), (35, 6321009), (105, 2107003)]