647165068

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{142799}}^1$

素因数の和:142917

約数の個数: 24

約数和(自身を含む): 1247500800

約数和(自身を除く): 600335732

約数列:

[1, 2, 4, 11, 22, 44, 103, 206, 412, 1133, 2266, 4532, 142799, 285598, 571196, 1570789, 3141578, 6283156, 14708297, 29416594, 58833188, 161791267, 323582534, 647165068]

約数ペア:

[(1, 647165068), (2, 323582534), (4, 161791267), (11, 58833188), (22, 29416594), (44, 14708297), (103, 6283156), (206, 3141578), (412, 1570789), (1133, 571196), (2266, 285598), (4532, 142799)]