1888321533

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{389}}^1\times {\mathrm{1663}}^1$

素因数の和:2201

約数の個数: 32

約数和(自身を含む): 2907340800

約数和(自身を除く): 1019019267

約数列:

[1, 3, 7, 21, 139, 389, 417, 973, 1167, 1663, 2723, 2919, 4989, 8169, 11641, 34923, 54071, 162213, 231157, 378497, 646907, 693471, 1135491, 1618099, 1940721, 4528349, 4854297, 13585047, 89920073, 269760219, 629440511, 1888321533]

約数ペア:

[(1, 1888321533), (3, 629440511), (7, 269760219), (21, 89920073), (139, 13585047), (389, 4854297), (417, 4528349), (973, 1940721), (1167, 1618099), (1663, 1135491), (2723, 693471), (2919, 646907), (4989, 378497), (8169, 231157), (11641, 162213), (34923, 54071)]