1288571389

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{15187}}^1$

素因数の和:15265

約数の個数: 32

約数和(自身を含む): 1679671296

約数和(自身を除く): 391099907

約数列:

[1, 7, 17, 23, 31, 119, 161, 217, 391, 527, 713, 2737, 3689, 4991, 12121, 15187, 84847, 106309, 258179, 349301, 470797, 1807253, 2445107, 3295579, 5938117, 8003549, 10828331, 41566819, 56024843, 75798317, 184081627, 1288571389]

約数ペア:

[(1, 1288571389), (7, 184081627), (17, 75798317), (23, 56024843), (31, 41566819), (119, 10828331), (161, 8003549), (217, 5938117), (391, 3295579), (527, 2445107), (713, 1807253), (2737, 470797), (3689, 349301), (4991, 258179), (12121, 106309), (15187, 84847)]