81379342

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{1087}}^1$

素因数の和:1224

約数の個数: 32

約数和(自身を含む): 138184704

約数和(自身を除く): 56805362

約数列:

[1, 2, 11, 22, 41, 82, 83, 166, 451, 902, 913, 1087, 1826, 2174, 3403, 6806, 11957, 23914, 37433, 44567, 74866, 89134, 90221, 180442, 490237, 980474, 992431, 1984862, 3699061, 7398122, 40689671, 81379342]

約数ペア:

[(1, 81379342), (2, 40689671), (11, 7398122), (22, 3699061), (41, 1984862), (82, 992431), (83, 980474), (166, 490237), (451, 180442), (902, 90221), (913, 89134), (1087, 74866), (1826, 44567), (2174, 37433), (3403, 23914), (6806, 11957)]