128145031

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{317}}^1$

素因数の和:463

約数の個数: 32

約数和(自身を含む): 161187840

約数和(自身を除く): 33042809

約数列:

[1, 7, 17, 43, 79, 119, 301, 317, 553, 731, 1343, 2219, 3397, 5117, 5389, 9401, 13631, 23779, 25043, 37723, 57749, 95417, 175301, 231727, 404243, 425731, 1076849, 1622089, 2980117, 7537943, 18306433, 128145031]

約数ペア:

[(1, 128145031), (7, 18306433), (17, 7537943), (43, 2980117), (79, 1622089), (119, 1076849), (301, 425731), (317, 404243), (553, 231727), (731, 175301), (1343, 95417), (2219, 57749), (3397, 37723), (5117, 25043), (5389, 23779), (9401, 13631)]