39988485

素因数分解:

$3^4\times 5^1\times {\mathrm{98737}}^1$

素因数の和:98754

約数の個数: 20

約数和(自身を含む): 71683788

約数和(自身を除く): 31695303

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 98737, 296211, 493685, 888633, 1481055, 2665899, 4443165, 7997697, 13329495, 39988485]

約数ペア:

[(1, 39988485), (3, 13329495), (5, 7997697), (9, 4443165), (15, 2665899), (27, 1481055), (45, 888633), (81, 493685), (135, 296211), (405, 98737)]