720980865

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{485509}}^1$

素因数の和:485534

約数の個数: 32

約数和(自身を含む): 1398268800

約数和(自身を除く): 677287935

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 135, 165, 297, 495, 1485, 485509, 1456527, 2427545, 4369581, 5340599, 7282635, 13108743, 16021797, 21847905, 26702995, 48065391, 65543715, 80108985, 144196173, 240326955, 720980865]

約数ペア:

[(1, 720980865), (3, 240326955), (5, 144196173), (9, 80108985), (11, 65543715), (15, 48065391), (27, 26702995), (33, 21847905), (45, 16021797), (55, 13108743), (99, 7282635), (135, 5340599), (165, 4369581), (297, 2427545), (495, 1456527), (1485, 485509)]