16390185

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1123}}^1$

素因数の和:1277

約数の個数: 32

約数和(自身を含む): 30213120

約数和(自身を除く): 13822935

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 139, 417, 695, 973, 1123, 2085, 2919, 3369, 4865, 5615, 7861, 14595, 16845, 23583, 39305, 117915, 156097, 468291, 780485, 1092679, 2341455, 3278037, 5463395, 16390185]

約数ペア:

[(1, 16390185), (3, 5463395), (5, 3278037), (7, 2341455), (15, 1092679), (21, 780485), (35, 468291), (105, 156097), (139, 117915), (417, 39305), (695, 23583), (973, 16845), (1123, 14595), (2085, 7861), (2919, 5615), (3369, 4865)]