77984858

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{1907}}^1$

素因数の和:2066

約数の個数: 32

約数和(自身を含む): 140673024

約数和(自身を除く): 62688166

約数列:

[1, 2, 7, 14, 23, 46, 127, 161, 254, 322, 889, 1778, 1907, 2921, 3814, 5842, 13349, 20447, 26698, 40894, 43861, 87722, 242189, 307027, 484378, 614054, 1695323, 3390646, 5570347, 11140694, 38992429, 77984858]

約数ペア:

[(1, 77984858), (2, 38992429), (7, 11140694), (14, 5570347), (23, 3390646), (46, 1695323), (127, 614054), (161, 484378), (254, 307027), (322, 242189), (889, 87722), (1778, 43861), (1907, 40894), (2921, 26698), (3814, 20447), (5842, 13349)]