128928016

素因数分解:

$2^4\times 7^2\times {\mathrm{164449}}^1$

素因数の和:164471

約数の個数: 30

約数和(自身を含む): 290583150

約数和(自身を除く): 161655134

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 164449, 328898, 657796, 1151143, 1315592, 2302286, 2631184, 4604572, 8058001, 9209144, 16116002, 18418288, 32232004, 64464008, 128928016]

約数ペア:

[(1, 128928016), (2, 64464008), (4, 32232004), (7, 18418288), (8, 16116002), (14, 9209144), (16, 8058001), (28, 4604572), (49, 2631184), (56, 2302286), (98, 1315592), (112, 1151143), (196, 657796), (392, 328898), (784, 164449)]