4131621

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:250

約数の個数: 32

約数和(自身を含む): 6720000

約数和(自身を除く): 2588379

約数列:

[1, 3, 9, 13, 27, 39, 79, 117, 149, 237, 351, 447, 711, 1027, 1341, 1937, 2133, 3081, 4023, 5811, 9243, 11771, 17433, 27729, 35313, 52299, 105939, 153023, 317817, 459069, 1377207, 4131621]

約数ペア:

[(1, 4131621), (3, 1377207), (9, 459069), (13, 317817), (27, 153023), (39, 105939), (79, 52299), (117, 35313), (149, 27729), (237, 17433), (351, 11771), (447, 9243), (711, 5811), (1027, 4023), (1341, 3081), (1937, 2133)]