19966163715

素因数分解:

$3^3\times 5^1\times {\mathrm{147897509}}^1$

素因数の和:147897523

約数の個数: 16

約数和(自身を含む): 35495402400

約数和(自身を除く): 15529238685

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 147897509, 443692527, 739487545, 1331077581, 2218462635, 3993232743, 6655387905, 19966163715]

約数ペア:

[(1, 19966163715), (3, 6655387905), (5, 3993232743), (9, 2218462635), (15, 1331077581), (27, 739487545), (45, 443692527), (135, 147897509)]