28783727

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{719}}^1$

素因数の和:795

約数の個数: 24

約数和(自身を含む): 36115200

約数和(自身を除く): 7331473

約数列:

[1, 7, 19, 43, 49, 133, 301, 719, 817, 931, 2107, 5033, 5719, 13661, 30917, 35231, 40033, 95627, 216419, 587423, 669389, 1514933, 4111961, 28783727]

約数ペア:

[(1, 28783727), (7, 4111961), (19, 1514933), (43, 669389), (49, 587423), (133, 216419), (301, 95627), (719, 40033), (817, 35231), (931, 30917), (2107, 13661), (5033, 5719)]