2781251

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1$

素因数の和:274

約数の個数: 16

約数和(自身を含む): 3265920

約数和(自身を除く): 484669

約数列:

[1, 11, 17, 107, 139, 187, 1177, 1529, 1819, 2363, 14873, 20009, 25993, 163603, 252841, 2781251]

約数ペア:

[(1, 2781251), (11, 252841), (17, 163603), (107, 25993), (139, 20009), (187, 14873), (1177, 2363), (1529, 1819)]