128459156

素因数分解:

$2^2\times 7^1\times {\mathrm{811}}^1\times {\mathrm{5657}}^1$

素因数の和:6479

約数の個数: 24

約数和(自身を含む): 257280576

約数和(自身を除く): 128821420

約数列:

[1, 2, 4, 7, 14, 28, 811, 1622, 3244, 5657, 5677, 11314, 11354, 22628, 22708, 39599, 79198, 158396, 4587827, 9175654, 18351308, 32114789, 64229578, 128459156]

約数ペア:

[(1, 128459156), (2, 64229578), (4, 32114789), (7, 18351308), (14, 9175654), (28, 4587827), (811, 158396), (1622, 79198), (3244, 39599), (5657, 22708), (5677, 22628), (11314, 11354)]