31489269

素因数分解:

$3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{11807}}^1$

素因数の和:11944

約数の個数: 16

約数和(自身を含む): 48365568

約数和(自身を除く): 16876299

約数列:

[1, 3, 7, 21, 127, 381, 889, 2667, 11807, 35421, 82649, 247947, 1499489, 4498467, 10496423, 31489269]

約数ペア:

[(1, 31489269), (3, 10496423), (7, 4498467), (21, 1499489), (127, 247947), (381, 82649), (889, 35421), (2667, 11807)]