11870649

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:290

約数の個数: 48

約数和(自身を含む): 21166080

約数和(自身を除く): 9295431

約数列:

[1, 3, 7, 9, 19, 21, 47, 57, 63, 133, 141, 171, 211, 329, 399, 423, 633, 893, 987, 1197, 1477, 1899, 2679, 2961, 4009, 4431, 6251, 8037, 9917, 12027, 13293, 18753, 28063, 29751, 36081, 56259, 69419, 84189, 89253, 188423, 208257, 252567, 565269, 624771, 1318961, 1695807, 3956883, 11870649]

約数ペア:

[(1, 11870649), (3, 3956883), (7, 1695807), (9, 1318961), (19, 624771), (21, 565269), (47, 252567), (57, 208257), (63, 188423), (133, 89253), (141, 84189), (171, 69419), (211, 56259), (329, 36081), (399, 29751), (423, 28063), (633, 18753), (893, 13293), (987, 12027), (1197, 9917), (1477, 8037), (1899, 6251), (2679, 4431), (2961, 4009)]