243687691

素因数分解:

${\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{883}}^1$

素因数の和:1003

約数の個数: 24

約数和(自身を含む): 279542016

約数和(自身を除く): 35854325

約数列:

[1, 13, 23, 71, 169, 299, 883, 923, 1633, 3887, 11479, 11999, 20309, 21229, 62693, 149227, 264017, 275977, 815009, 1441939, 3432221, 10595117, 18745207, 243687691]

約数ペア:

[(1, 243687691), (13, 18745207), (23, 10595117), (71, 3432221), (169, 1441939), (299, 815009), (883, 275977), (923, 264017), (1633, 149227), (3887, 62693), (11479, 21229), (11999, 20309)]