128964979

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{347}}^1$

素因数の和:507

約数の個数: 32

約数和(自身を含む): 159957504

約数和(自身を除く): 30992525

約数列:

[1, 11, 13, 23, 113, 143, 253, 299, 347, 1243, 1469, 2599, 3289, 3817, 4511, 7981, 16159, 28589, 33787, 39211, 49621, 87791, 103753, 371657, 431321, 509743, 901853, 1141283, 5607173, 9920383, 11724089, 128964979]

約数ペア:

[(1, 128964979), (11, 11724089), (13, 9920383), (23, 5607173), (113, 1141283), (143, 901853), (253, 509743), (299, 431321), (347, 371657), (1243, 103753), (1469, 87791), (2599, 49621), (3289, 39211), (3817, 33787), (4511, 28589), (7981, 16159)]