2778402814

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1778747}}^1$

素因数の和:1778831

約数の個数: 16

約数和(自身を含む): 4610514816

約数和(自身を除く): 1832112002

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 1778747, 3557494, 19566217, 39132434, 126291037, 252582074, 1389201407, 2778402814]

約数ペア:

[(1, 2778402814), (2, 1389201407), (11, 252582074), (22, 126291037), (71, 39132434), (142, 19566217), (781, 3557494), (1562, 1778747)]