78991297

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{191}}^1$

素因数の和:381

約数の個数: 32

約数和(自身を含む): 102187008

約数和(自身を除く): 23195711

約数列:

[1, 7, 11, 41, 77, 131, 191, 287, 451, 917, 1337, 1441, 2101, 3157, 5371, 7831, 10087, 14707, 25021, 37597, 54817, 59081, 86141, 175147, 275231, 413567, 602987, 1025861, 1926617, 7181027, 11284471, 78991297]

約数ペア:

[(1, 78991297), (7, 11284471), (11, 7181027), (41, 1926617), (77, 1025861), (131, 602987), (191, 413567), (287, 275231), (451, 175147), (917, 86141), (1337, 59081), (1441, 54817), (2101, 37597), (3157, 25021), (5371, 14707), (7831, 10087)]