2144339905

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{728129}}^1$

素因数の和:728184

約数の個数: 16

約数和(自身を含む): 2796019200

約数和(自身を除く): 651679295

約数列:

[1, 5, 19, 31, 95, 155, 589, 2945, 728129, 3640645, 13834451, 22571999, 69172255, 112859995, 428867981, 2144339905]

約数ペア:

[(1, 2144339905), (5, 428867981), (19, 112859995), (31, 69172255), (95, 22571999), (155, 13834451), (589, 3640645), (2945, 728129)]