81736578028

素因数分解:

$2^2\times 7^1\times {\mathrm{1087}}^1\times {\mathrm{2685523}}^1$

素因数の和:2686621

約数の個数: 24

約数和(自身を含む): 163623606272

約数和(自身を除く): 81887028244

約数列:

[1, 2, 4, 7, 14, 28, 1087, 2174, 4348, 7609, 15218, 30436, 2685523, 5371046, 10742092, 18798661, 37597322, 75194644, 2919163501, 5838327002, 11676654004, 20434144507, 40868289014, 81736578028]

約数ペア:

[(1, 81736578028), (2, 40868289014), (4, 20434144507), (7, 11676654004), (14, 5838327002), (28, 2919163501), (1087, 75194644), (2174, 37597322), (4348, 18798661), (7609, 10742092), (15218, 5371046), (30436, 2685523)]