1969121

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{239}}^1$

素因数の和:364

約数の個数: 16

約数和(自身を含む): 2488320

約数和(自身を除く): 519199

約数列:

[1, 7, 11, 77, 107, 239, 749, 1177, 1673, 2629, 8239, 18403, 25573, 179011, 281303, 1969121]

約数ペア:

[(1, 1969121), (7, 281303), (11, 179011), (77, 25573), (107, 18403), (239, 8239), (749, 2629), (1177, 1673)]