640928535982

素因数分解:

$2^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{12647}}^1\times {\mathrm{43613}}^1$

素因数の和:56352

約数の個数: 32

約数和(自身を含む): 1112085821952

約数和(自身を除く): 471157285970

約数列:

[1, 2, 7, 14, 83, 166, 581, 1162, 12647, 25294, 43613, 87226, 88529, 177058, 305291, 610582, 1049701, 2099402, 3619879, 7239758, 7347907, 14695814, 25339153, 50678306, 551573611, 1103147222, 3861015277, 7722030554, 45780609713, 91561219426, 320464267991, 640928535982]

約数ペア:

[(1, 640928535982), (2, 320464267991), (7, 91561219426), (14, 45780609713), (83, 7722030554), (166, 3861015277), (581, 1103147222), (1162, 551573611), (12647, 50678306), (25294, 25339153), (43613, 14695814), (87226, 7347907), (88529, 7239758), (177058, 3619879), (305291, 2099402), (610582, 1049701)]