91008309

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:310

約数の個数: 64

約数和(自身を含む): 156303360

約数和(自身を除く): 65295051

約数列:

[1, 3, 7, 19, 21, 23, 47, 57, 69, 133, 141, 161, 211, 329, 399, 437, 483, 633, 893, 987, 1081, 1311, 1477, 2679, 3059, 3243, 4009, 4431, 4853, 6251, 7567, 9177, 9917, 12027, 14559, 18753, 20539, 22701, 28063, 29751, 33971, 61617, 69419, 84189, 92207, 101913, 143773, 188423, 208257, 228091, 276621, 431319, 565269, 645449, 684273, 1318961, 1596637, 1936347, 3956883, 4333729, 4789911, 13001187, 30336103, 91008309]

約数ペア:

[(1, 91008309), (3, 30336103), (7, 13001187), (19, 4789911), (21, 4333729), (23, 3956883), (47, 1936347), (57, 1596637), (69, 1318961), (133, 684273), (141, 645449), (161, 565269), (211, 431319), (329, 276621), (399, 228091), (437, 208257), (483, 188423), (633, 143773), (893, 101913), (987, 92207), (1081, 84189), (1311, 69419), (1477, 61617), (2679, 33971), (3059, 29751), (3243, 28063), (4009, 22701), (4431, 20539), (4853, 18753), (6251, 14559), (7567, 12027), (9177, 9917)]