213931173

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{509}}^1\times {\mathrm{4831}}^1$

素因数の和:5372

約数の個数: 16

約数和(自身を含む): 295718400

約数和(自身を除く): 81787227

約数列:

[1, 3, 29, 87, 509, 1527, 4831, 14493, 14761, 44283, 140099, 420297, 2458979, 7376937, 71310391, 213931173]

約数ペア:

[(1, 213931173), (3, 71310391), (29, 7376937), (87, 2458979), (509, 420297), (1527, 140099), (4831, 44283), (14493, 14761)]