15138123

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^2$

素因数の和:176

約数の個数: 48

約数和(自身を含む): 27487488

約数和(自身を除く): 12349365

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 71, 77, 91, 143, 213, 231, 273, 429, 497, 781, 923, 1001, 1491, 2343, 2769, 3003, 5041, 5467, 6461, 10153, 15123, 16401, 19383, 30459, 35287, 55451, 65533, 71071, 105861, 166353, 196599, 213213, 388157, 458731, 720863, 1164471, 1376193, 2162589, 5046041, 15138123]

約数ペア:

[(1, 15138123), (3, 5046041), (7, 2162589), (11, 1376193), (13, 1164471), (21, 720863), (33, 458731), (39, 388157), (71, 213213), (77, 196599), (91, 166353), (143, 105861), (213, 71071), (231, 65533), (273, 55451), (429, 35287), (497, 30459), (781, 19383), (923, 16401), (1001, 15123), (1491, 10153), (2343, 6461), (2769, 5467), (3003, 5041)]