678989841

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{26693}}^1$

素因数の和:26896

約数の個数: 16

約数和(自身を含む): 926815680

約数和(自身を除く): 247825839

約数列:

[1, 3, 61, 139, 183, 417, 8479, 25437, 26693, 80079, 1628273, 3710327, 4884819, 11130981, 226329947, 678989841]

約数ペア:

[(1, 678989841), (3, 226329947), (61, 11130981), (139, 4884819), (183, 3710327), (417, 1628273), (8479, 80079), (25437, 26693)]