318231519

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{283}}^1\times {\mathrm{379}}^1$

素因数の和:731

約数の個数: 32

約数和(自身を含む): 455854080

約数和(自身を除く): 137622561

約数列:

[1, 3, 23, 43, 69, 129, 283, 379, 849, 989, 1137, 2967, 6509, 8717, 12169, 16297, 19527, 26151, 36507, 48891, 107257, 279887, 321771, 374831, 839661, 1124493, 2466911, 4612051, 7400733, 13836153, 106077173, 318231519]

約数ペア:

[(1, 318231519), (3, 106077173), (23, 13836153), (43, 7400733), (69, 4612051), (129, 2466911), (283, 1124493), (379, 839661), (849, 374831), (989, 321771), (1137, 279887), (2967, 107257), (6509, 48891), (8717, 36507), (12169, 26151), (16297, 19527)]