1997823

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{911}}^1$

素因数の和:974

約数の個数: 16

約数和(自身を含む): 2889216

約数和(自身を除く): 891393

約数列:

[1, 3, 17, 43, 51, 129, 731, 911, 2193, 2733, 15487, 39173, 46461, 117519, 665941, 1997823]

約数ペア:

[(1, 1997823), (3, 665941), (17, 117519), (43, 46461), (51, 39173), (129, 15487), (731, 2733), (911, 2193)]