30278143

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{3083}}^1$

素因数の和:3174

約数の個数: 16

約数和(自身を含む): 36711936

約数和(自身を除く): 6433793

約数列:

[1, 7, 23, 61, 161, 427, 1403, 3083, 9821, 21581, 70909, 188063, 496363, 1316441, 4325449, 30278143]

約数ペア:

[(1, 30278143), (7, 4325449), (23, 1316441), (61, 496363), (161, 188063), (427, 70909), (1403, 21581), (3083, 9821)]