30019155

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^2\times {\mathrm{397}}^1$

素因数の和:547

約数の個数: 24

約数和(自身を含む): 48839376

約数和(自身を除く): 18820221

約数列:

[1, 3, 5, 15, 71, 213, 355, 397, 1065, 1191, 1985, 5041, 5955, 15123, 25205, 28187, 75615, 84561, 140935, 422805, 2001277, 6003831, 10006385, 30019155]

約数ペア:

[(1, 30019155), (3, 10006385), (5, 6003831), (15, 2001277), (71, 422805), (213, 140935), (355, 84561), (397, 75615), (1065, 28187), (1191, 25205), (1985, 15123), (5041, 5955)]