720291042

素因数分解:

$2^1\times 3^4\times {\mathrm{4446241}}^1$

素因数の和:4446255

約数の個数: 20

約数和(自身を含む): 1613985846

約数和(自身を除く): 893694804

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 4446241, 8892482, 13338723, 26677446, 40016169, 80032338, 120048507, 240097014, 360145521, 720291042]

約数ペア:

[(1, 720291042), (2, 360145521), (3, 240097014), (6, 120048507), (9, 80032338), (18, 40016169), (27, 26677446), (54, 13338723), (81, 8892482), (162, 4446241)]