64746945

素因数分解:

$3^4\times 5^1\times {\mathrm{159869}}^1$

素因数の和:159886

約数の個数: 20

約数和(自身を含む): 116065620

約数和(自身を除く): 51318675

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 159869, 479607, 799345, 1438821, 2398035, 4316463, 7194105, 12949389, 21582315, 64746945]

約数ペア:

[(1, 64746945), (3, 21582315), (5, 12949389), (9, 7194105), (15, 4316463), (27, 2398035), (45, 1438821), (81, 799345), (135, 479607), (405, 159869)]