661027366945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{1291}}^1\times {\mathrm{38629}}^1$

素因数の和:40177

約数の個数: 32

約数和(自身を含む): 869631143040

約数和(自身を除く): 208603776095

約数列:

[1, 5, 11, 55, 241, 1205, 1291, 2651, 6455, 13255, 14201, 38629, 71005, 193145, 311131, 424919, 1555655, 2124595, 3422441, 9309589, 17112205, 46547945, 49870039, 102405479, 249350195, 512027395, 548570429, 2742852145, 12018679399, 60093396995, 132205473389, 661027366945]

約数ペア:

[(1, 661027366945), (5, 132205473389), (11, 60093396995), (55, 12018679399), (241, 2742852145), (1205, 548570429), (1291, 512027395), (2651, 249350195), (6455, 102405479), (13255, 49870039), (14201, 46547945), (38629, 17112205), (71005, 9309589), (193145, 3422441), (311131, 2124595), (424919, 1555655)]