3879819

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{2521}}^1$

素因数の和:2552

約数の個数: 20

約数和(自身を含む): 6103240

約数和(自身を除く): 2223421

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 2521, 7563, 22689, 47899, 68067, 143697, 204201, 431091, 1293273, 3879819]

約数ペア:

[(1, 3879819), (3, 1293273), (9, 431091), (19, 204201), (27, 143697), (57, 68067), (81, 47899), (171, 22689), (513, 7563), (1539, 2521)]