238210947

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{881}}^1\times {\mathrm{2311}}^1$

素因数の和:3211

約数の個数: 24

約数和(自身を含む): 371131488

約数和(自身を除く): 132920541

約数列:

[1, 3, 9, 13, 39, 117, 881, 2311, 2643, 6933, 7929, 11453, 20799, 30043, 34359, 90129, 103077, 270387, 2035991, 6107973, 18323919, 26467883, 79403649, 238210947]

約数ペア:

[(1, 238210947), (3, 79403649), (9, 26467883), (13, 18323919), (39, 6107973), (117, 2035991), (881, 270387), (2311, 103077), (2643, 90129), (6933, 34359), (7929, 30043), (11453, 20799)]