161491144

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{2383}}^1$

素因数の和:2629

約数の個数: 32

約数和(自身を含む): 311541120

約数和(自身を除く): 150049976

約数列:

[1, 2, 4, 8, 43, 86, 172, 197, 344, 394, 788, 1576, 2383, 4766, 8471, 9532, 16942, 19064, 33884, 67768, 102469, 204938, 409876, 469451, 819752, 938902, 1877804, 3755608, 20186393, 40372786, 80745572, 161491144]

約数ペア:

[(1, 161491144), (2, 80745572), (4, 40372786), (8, 20186393), (43, 3755608), (86, 1877804), (172, 938902), (197, 819752), (344, 469451), (394, 409876), (788, 204938), (1576, 102469), (2383, 67768), (4766, 33884), (8471, 19064), (9532, 16942)]