2889271

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{239}}^1$

素因数の和:414

約数の個数: 16

約数和(自身を含む): 3640320

約数和(自身を除く): 751049

約数列:

[1, 7, 11, 77, 157, 239, 1099, 1673, 1727, 2629, 12089, 18403, 37523, 262661, 412753, 2889271]

約数ペア:

[(1, 2889271), (7, 412753), (11, 262661), (77, 37523), (157, 18403), (239, 12089), (1099, 2629), (1673, 1727)]