225991815

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{2152303}}^1$

素因数の和:2152318

約数の個数: 16

約数和(自身を含む): 413242368

約数和(自身を除く): 187250553

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 2152303, 6456909, 10761515, 15066121, 32284545, 45198363, 75330605, 225991815]

約数ペア:

[(1, 225991815), (3, 75330605), (5, 45198363), (7, 32284545), (15, 15066121), (21, 10761515), (35, 6456909), (105, 2152303)]