856643955

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{281}}^1\times {\mathrm{4957}}^1$

素因数の和:5287

約数の個数: 32

約数和(自身を含む): 1409341248

約数和(自身を除く): 552697293

約数列:

[1, 3, 5, 15, 41, 123, 205, 281, 615, 843, 1405, 4215, 4957, 11521, 14871, 24785, 34563, 57605, 74355, 172815, 203237, 609711, 1016185, 1392917, 3048555, 4178751, 6964585, 20893755, 57109597, 171328791, 285547985, 856643955]

約数ペア:

[(1, 856643955), (3, 285547985), (5, 171328791), (15, 57109597), (41, 20893755), (123, 6964585), (205, 4178751), (281, 3048555), (615, 1392917), (843, 1016185), (1405, 609711), (4215, 203237), (4957, 172815), (11521, 74355), (14871, 57605), (24785, 34563)]