51078573

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20789}}^1$

素因数の和:20818

約数の個数: 32

約数和(自身を含む): 93139200

約数和(自身を除く): 42060627

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 20789, 62367, 145523, 187101, 270257, 436569, 561303, 810771, 1309707, 1891799, 2432313, 3929121, 5675397, 7296939, 17026191, 51078573]

約数ペア:

[(1, 51078573), (3, 17026191), (7, 7296939), (9, 5675397), (13, 3929121), (21, 2432313), (27, 1891799), (39, 1309707), (63, 810771), (91, 561303), (117, 436569), (189, 270257), (273, 187101), (351, 145523), (819, 62367), (2457, 20789)]