2780137256

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{366193}}^1$

素因数の和:366285

約数の個数: 32

約数和(自身を含む): 5690654760

約数和(自身を除く): 2910517504

約数列:

[1, 2, 4, 8, 13, 26, 52, 73, 104, 146, 292, 584, 949, 1898, 3796, 7592, 366193, 732386, 1464772, 2929544, 4760509, 9521018, 19042036, 26732089, 38084072, 53464178, 106928356, 213856712, 347517157, 695034314, 1390068628, 2780137256]

約数ペア:

[(1, 2780137256), (2, 1390068628), (4, 695034314), (8, 347517157), (13, 213856712), (26, 106928356), (52, 53464178), (73, 38084072), (104, 26732089), (146, 19042036), (292, 9521018), (584, 4760509), (949, 2929544), (1898, 1464772), (3796, 732386), (7592, 366193)]