720292446

素因数分解:

$2^1\times 3^3\times {\mathrm{13338749}}^1$

素因数の和:13338760

約数の個数: 16

約数和(自身を含む): 1600650000

約数和(自身を除く): 880357554

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 13338749, 26677498, 40016247, 80032494, 120048741, 240097482, 360146223, 720292446]

約数ペア:

[(1, 720292446), (2, 360146223), (3, 240097482), (6, 120048741), (9, 80032494), (18, 40016247), (27, 26677498), (54, 13338749)]