661330660004

素因数分解:

$2^2\times 7^1\times {\mathrm{313}}^1\times {\mathrm{431}}^1\times {\mathrm{175081}}^1$

素因数の和:175836

約数の個数: 48

約数和(自身を含む): 1329973295616

約数和(自身を除く): 668642635612

約数列:

[1, 2, 4, 7, 14, 28, 313, 431, 626, 862, 1252, 1724, 2191, 3017, 4382, 6034, 8764, 12068, 134903, 175081, 269806, 350162, 539612, 700324, 944321, 1225567, 1888642, 2451134, 3777284, 4902268, 54800353, 75459911, 109600706, 150919822, 219201412, 301839644, 383602471, 528219377, 767204942, 1056438754, 1534409884, 2112877508, 23618952143, 47237904286, 94475808572, 165332665001, 330665330002, 661330660004]

約数ペア:

[(1, 661330660004), (2, 330665330002), (4, 165332665001), (7, 94475808572), (14, 47237904286), (28, 23618952143), (313, 2112877508), (431, 1534409884), (626, 1056438754), (862, 767204942), (1252, 528219377), (1724, 383602471), (2191, 301839644), (3017, 219201412), (4382, 150919822), (6034, 109600706), (8764, 75459911), (12068, 54800353), (134903, 4902268), (175081, 3777284), (269806, 2451134), (350162, 1888642), (539612, 1225567), (700324, 944321)]