2019465567

素因数分解:

$3^3\times 7^2\times {\mathrm{71}}^1\times {\mathrm{21499}}^1$

素因数の和:21593

約数の個数: 48

約数和(自身を含む): 3529440000

約数和(自身を除く): 1509974433

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 71, 147, 189, 213, 441, 497, 639, 1323, 1491, 1917, 3479, 4473, 10437, 13419, 21499, 31311, 64497, 93933, 150493, 193491, 451479, 580473, 1053451, 1354437, 1526429, 3160353, 4063311, 4579287, 9481059, 10685003, 13737861, 28443177, 32055009, 41213583, 74795021, 96165027, 224385063, 288495081, 673155189, 2019465567]

約数ペア:

[(1, 2019465567), (3, 673155189), (7, 288495081), (9, 224385063), (21, 96165027), (27, 74795021), (49, 41213583), (63, 32055009), (71, 28443177), (147, 13737861), (189, 10685003), (213, 9481059), (441, 4579287), (497, 4063311), (639, 3160353), (1323, 1526429), (1491, 1354437), (1917, 1053451), (3479, 580473), (4473, 451479), (10437, 193491), (13419, 150493), (21499, 93933), (31311, 64497)]