50780709

素因数分解:

$3^3\times 7^2\times {\mathrm{131}}^1\times {\mathrm{293}}^1$

素因数の和:447

約数の個数: 48

約数和(自身を含む): 88482240

約数和(自身を除く): 37701531

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 131, 147, 189, 293, 393, 441, 879, 917, 1179, 1323, 2051, 2637, 2751, 3537, 6153, 6419, 7911, 8253, 14357, 18459, 19257, 24759, 38383, 43071, 55377, 57771, 115149, 129213, 173313, 268681, 345447, 387639, 806043, 1036341, 1880767, 2418129, 5642301, 7254387, 16926903, 50780709]

約数ペア:

[(1, 50780709), (3, 16926903), (7, 7254387), (9, 5642301), (21, 2418129), (27, 1880767), (49, 1036341), (63, 806043), (131, 387639), (147, 345447), (189, 268681), (293, 173313), (393, 129213), (441, 115149), (879, 57771), (917, 55377), (1179, 43071), (1323, 38383), (2051, 24759), (2637, 19257), (2751, 18459), (3537, 14357), (6153, 8253), (6419, 7911)]