2178554

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2551}}^1$

素因数の和:2621

約数の個数: 16

約数和(自身を含む): 3797376

約数和(自身を除く): 1618822

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 2551, 5102, 17857, 35714, 155611, 311222, 1089277, 2178554]

約数ペア:

[(1, 2178554), (2, 1089277), (7, 311222), (14, 155611), (61, 35714), (122, 17857), (427, 5102), (854, 2551)]