128471728

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{14897}}^1$

素因数の和:14930

約数の個数: 60

約数和(自身を含む): 315897192

約数和(自身を除く): 187425464

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 49, 56, 77, 88, 98, 112, 154, 176, 196, 308, 392, 539, 616, 784, 1078, 1232, 2156, 4312, 8624, 14897, 29794, 59588, 104279, 119176, 163867, 208558, 238352, 327734, 417116, 655468, 729953, 834232, 1147069, 1310936, 1459906, 1668464, 2294138, 2621872, 2919812, 4588276, 5839624, 8029483, 9176552, 11679248, 16058966, 18353104, 32117932, 64235864, 128471728]

約数ペア:

[(1, 128471728), (2, 64235864), (4, 32117932), (7, 18353104), (8, 16058966), (11, 11679248), (14, 9176552), (16, 8029483), (22, 5839624), (28, 4588276), (44, 2919812), (49, 2621872), (56, 2294138), (77, 1668464), (88, 1459906), (98, 1310936), (112, 1147069), (154, 834232), (176, 729953), (196, 655468), (308, 417116), (392, 327734), (539, 238352), (616, 208558), (784, 163867), (1078, 119176), (1232, 104279), (2156, 59588), (4312, 29794), (8624, 14897)]