49181823

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{31957}}^1$

素因数の和:31988

約数の個数: 20

約数和(自身を含む): 77338360

約数和(自身を除く): 28156537

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 31957, 95871, 287613, 607183, 862839, 1821549, 2588517, 5464647, 16393941, 49181823]

約数ペア:

[(1, 49181823), (3, 16393941), (9, 5464647), (19, 2588517), (27, 1821549), (57, 862839), (81, 607183), (171, 287613), (513, 95871), (1539, 31957)]