38887173

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:278

約数の個数: 48

約数和(自身を含む): 63838320

約数和(自身を除く): 24951147

約数列:

[1, 3, 9, 13, 29, 39, 73, 87, 117, 157, 219, 261, 377, 471, 657, 949, 1131, 1413, 2041, 2117, 2847, 3393, 4553, 6123, 6351, 8541, 11461, 13659, 18369, 19053, 27521, 34383, 40977, 59189, 82563, 103149, 148993, 177567, 247689, 332369, 446979, 532701, 997107, 1340937, 2991321, 4320797, 12962391, 38887173]

約数ペア:

[(1, 38887173), (3, 12962391), (9, 4320797), (13, 2991321), (29, 1340937), (39, 997107), (73, 532701), (87, 446979), (117, 332369), (157, 247689), (219, 177567), (261, 148993), (377, 103149), (471, 82563), (657, 59189), (949, 40977), (1131, 34383), (1413, 27521), (2041, 19053), (2117, 18369), (2847, 13659), (3393, 11461), (4553, 8541), (6123, 6351)]