51845157

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21101}}^1$

素因数の和:21130

約数の個数: 32

約数和(自身を含む): 94536960

約数和(自身を除く): 42691803

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 21101, 63303, 147707, 189909, 274313, 443121, 569727, 822939, 1329363, 1920191, 2468817, 3988089, 5760573, 7406451, 17281719, 51845157]

約数ペア:

[(1, 51845157), (3, 17281719), (7, 7406451), (9, 5760573), (13, 3988089), (21, 2468817), (27, 1920191), (39, 1329363), (63, 822939), (91, 569727), (117, 443121), (189, 274313), (273, 189909), (351, 147707), (819, 63303), (2457, 21101)]