187847517

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{2789}}^1$

素因数の和:2973

約数の個数: 32

約数和(自身を含む): 296231040

約数和(自身を除く): 108383523

約数列:

[1, 3, 11, 13, 33, 39, 143, 157, 429, 471, 1727, 2041, 2789, 5181, 6123, 8367, 22451, 30679, 36257, 67353, 92037, 108771, 398827, 437873, 1196481, 1313619, 4816603, 5692349, 14449809, 17077047, 62615839, 187847517]

約数ペア:

[(1, 187847517), (3, 62615839), (11, 17077047), (13, 14449809), (33, 5692349), (39, 4816603), (143, 1313619), (157, 1196481), (429, 437873), (471, 398827), (1727, 108771), (2041, 92037), (2789, 67353), (5181, 36257), (6123, 30679), (8367, 22451)]