168281392

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{2161}}^1$

素因数の和:2357

約数の個数: 40

約数和(自身を含む): 338863232

約数和(自身を除く): 170581840

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 157, 248, 314, 496, 628, 1256, 2161, 2512, 4322, 4867, 8644, 9734, 17288, 19468, 34576, 38936, 66991, 77872, 133982, 267964, 339277, 535928, 678554, 1071856, 1357108, 2714216, 5428432, 10517587, 21035174, 42070348, 84140696, 168281392]

約数ペア:

[(1, 168281392), (2, 84140696), (4, 42070348), (8, 21035174), (16, 10517587), (31, 5428432), (62, 2714216), (124, 1357108), (157, 1071856), (248, 678554), (314, 535928), (496, 339277), (628, 267964), (1256, 133982), (2161, 77872), (2512, 66991), (4322, 38936), (4867, 34576), (8644, 19468), (9734, 17288)]