256220946

素因数分解:

$2^1\times 3^2\times {\mathrm{103}}^1\times {\mathrm{113}}^1\times {\mathrm{1223}}^1$

素因数の和:1447

約数の個数: 48

約数和(自身を含む): 565958016

約数和(自身を除く): 309737070

約数列:

[1, 2, 3, 6, 9, 18, 103, 113, 206, 226, 309, 339, 618, 678, 927, 1017, 1223, 1854, 2034, 2446, 3669, 7338, 11007, 11639, 22014, 23278, 34917, 69834, 104751, 125969, 138199, 209502, 251938, 276398, 377907, 414597, 755814, 829194, 1133721, 1243791, 2267442, 2487582, 14234497, 28468994, 42703491, 85406982, 128110473, 256220946]

約数ペア:

[(1, 256220946), (2, 128110473), (3, 85406982), (6, 42703491), (9, 28468994), (18, 14234497), (103, 2487582), (113, 2267442), (206, 1243791), (226, 1133721), (309, 829194), (339, 755814), (618, 414597), (678, 377907), (927, 276398), (1017, 251938), (1223, 209502), (1854, 138199), (2034, 125969), (2446, 104751), (3669, 69834), (7338, 34917), (11007, 23278), (11639, 22014)]