1240791669

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{49789}}^1$

素因数の和:49882

約数の個数: 32

約数和(自身を含む): 2007532800

約数和(自身を除く): 766741131

約数列:

[1, 3, 9, 13, 27, 39, 71, 117, 213, 351, 639, 923, 1917, 2769, 8307, 24921, 49789, 149367, 448101, 647257, 1344303, 1941771, 3535019, 5825313, 10605057, 17475939, 31815171, 45955247, 95445513, 137865741, 413597223, 1240791669]

約数ペア:

[(1, 1240791669), (3, 413597223), (9, 137865741), (13, 95445513), (27, 45955247), (39, 31815171), (71, 17475939), (117, 10605057), (213, 5825313), (351, 3535019), (639, 1941771), (923, 1344303), (1917, 647257), (2769, 448101), (8307, 149367), (24921, 49789)]