78521819517

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{9770041}}^1$

素因数の和:9770113

約数の個数: 24

約数和(自身を含む): 121930124160

約数和(自身を除く): 43408304643

約数列:

[1, 3, 9, 19, 47, 57, 141, 171, 423, 893, 2679, 8037, 9770041, 29310123, 87930369, 185630779, 459191927, 556892337, 1377575781, 1670677011, 4132727343, 8724646613, 26173939839, 78521819517]

約数ペア:

[(1, 78521819517), (3, 26173939839), (9, 8724646613), (19, 4132727343), (47, 1670677011), (57, 1377575781), (141, 556892337), (171, 459191927), (423, 185630779), (893, 87930369), (2679, 29310123), (8037, 9770041)]