2691326

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1723}}^1$

素因数の和:1807

約数の個数: 16

約数和(自身を含む): 4468608

約数和(自身を除く): 1777282

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 1723, 3446, 18953, 37906, 122333, 244666, 1345663, 2691326]

約数ペア:

[(1, 2691326), (2, 1345663), (11, 244666), (22, 122333), (71, 37906), (142, 18953), (781, 3446), (1562, 1723)]