201880431

素因数分解:

$3^4\times {\mathrm{107}}^1\times {\mathrm{23293}}^1$

素因数の和:23412

約数の個数: 20

約数和(自身を含む): 304405992

約数和(自身を除く): 102525561

約数列:

[1, 3, 9, 27, 81, 107, 321, 963, 2889, 8667, 23293, 69879, 209637, 628911, 1886733, 2492351, 7477053, 22431159, 67293477, 201880431]

約数ペア:

[(1, 201880431), (3, 67293477), (9, 22431159), (27, 7477053), (81, 2492351), (107, 1886733), (321, 628911), (963, 209637), (2889, 69879), (8667, 23293)]