27915965

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2339}}^1$

素因数の和:2393

約数の個数: 32

約数和(自身を含む): 43130880

約数和(自身を除く): 15214915

約数列:

[1, 5, 7, 11, 31, 35, 55, 77, 155, 217, 341, 385, 1085, 1705, 2339, 2387, 11695, 11935, 16373, 25729, 72509, 81865, 128645, 180103, 362545, 507563, 797599, 900515, 2537815, 3987995, 5583193, 27915965]

約数ペア:

[(1, 27915965), (5, 5583193), (7, 3987995), (11, 2537815), (31, 900515), (35, 797599), (55, 507563), (77, 362545), (155, 180103), (217, 128645), (341, 81865), (385, 72509), (1085, 25729), (1705, 16373), (2339, 11935), (2387, 11695)]