147993891

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1777}}^1$

素因数の和:1891

約数の個数: 32

約数和(自身を含む): 221211648

約数和(自身を除く): 73217757

約数列:

[1, 3, 17, 23, 51, 69, 71, 213, 391, 1173, 1207, 1633, 1777, 3621, 4899, 5331, 27761, 30209, 40871, 83283, 90627, 122613, 126167, 378501, 694807, 2084421, 2144839, 2901841, 6434517, 8705523, 49331297, 147993891]

約数ペア:

[(1, 147993891), (3, 49331297), (17, 8705523), (23, 6434517), (51, 2901841), (69, 2144839), (71, 2084421), (213, 694807), (391, 378501), (1173, 126167), (1207, 122613), (1633, 90627), (1777, 83283), (3621, 40871), (4899, 30209), (5331, 27761)]