78195663

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{311}}^1$

素因数の和:644

約数の個数: 48

約数和(自身を含む): 139915776

約数和(自身を除く): 61720113

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 307, 311, 819, 921, 933, 2149, 2177, 2763, 2799, 3991, 4043, 6447, 6531, 11973, 12129, 19341, 19593, 27937, 28301, 35919, 36387, 83811, 84903, 95477, 251433, 254709, 286431, 668339, 859293, 1241201, 2005017, 3723603, 6015051, 8688407, 11170809, 26065221, 78195663]

約数ペア:

[(1, 78195663), (3, 26065221), (7, 11170809), (9, 8688407), (13, 6015051), (21, 3723603), (39, 2005017), (63, 1241201), (91, 859293), (117, 668339), (273, 286431), (307, 254709), (311, 251433), (819, 95477), (921, 84903), (933, 83811), (2149, 36387), (2177, 35919), (2763, 28301), (2799, 27937), (3991, 19593), (4043, 19341), (6447, 12129), (6531, 11973)]