1285427841

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{347}}^1\times {\mathrm{1451}}^1$

素因数の和:1861

約数の個数: 32

約数和(自身を含む): 1843319808

約数和(自身を除く): 557891967

約数列:

[1, 3, 23, 37, 69, 111, 347, 851, 1041, 1451, 2553, 4353, 7981, 12839, 23943, 33373, 38517, 53687, 100119, 161061, 295297, 503497, 885891, 1234801, 1510491, 3704403, 11580431, 18629389, 34741293, 55888167, 428475947, 1285427841]

約数ペア:

[(1, 1285427841), (3, 428475947), (23, 55888167), (37, 34741293), (69, 18629389), (111, 11580431), (347, 3704403), (851, 1510491), (1041, 1234801), (1451, 885891), (2553, 503497), (4353, 295297), (7981, 161061), (12839, 100119), (23943, 53687), (33373, 38517)]