209404468

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{1373}}^1$

素因数の和:1816

約数の個数: 48

約数和(自身を含む): 452430720

約数和(自身を除く): 243026252

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 419, 838, 1373, 1676, 2746, 2933, 5447, 5492, 5866, 9611, 10894, 11732, 17849, 19222, 21788, 35698, 38129, 38444, 71396, 76258, 124943, 152516, 249886, 499772, 575287, 1150574, 2301148, 4027009, 7478731, 8054018, 14957462, 16108036, 29914924, 52351117, 104702234, 209404468]

約数ペア:

[(1, 209404468), (2, 104702234), (4, 52351117), (7, 29914924), (13, 16108036), (14, 14957462), (26, 8054018), (28, 7478731), (52, 4027009), (91, 2301148), (182, 1150574), (364, 575287), (419, 499772), (838, 249886), (1373, 152516), (1676, 124943), (2746, 76258), (2933, 71396), (5447, 38444), (5492, 38129), (5866, 35698), (9611, 21788), (10894, 19222), (11732, 17849)]