71984493

素因数分解:

$3^2\times 7^1\times {\mathrm{643}}^1\times {\mathrm{1777}}^1$

素因数の和:2433

約数の個数: 24

約数和(自身を含む): 119083328

約数和(自身を除く): 47098835

約数列:

[1, 3, 7, 9, 21, 63, 643, 1777, 1929, 4501, 5331, 5787, 12439, 13503, 15993, 37317, 40509, 111951, 1142611, 3427833, 7998277, 10283499, 23994831, 71984493]

約数ペア:

[(1, 71984493), (3, 23994831), (7, 10283499), (9, 7998277), (21, 3427833), (63, 1142611), (643, 111951), (1777, 40509), (1929, 37317), (4501, 15993), (5331, 13503), (5787, 12439)]