128501854

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{8089}}^1$

素因数の和:8164

約数の個数: 24

約数和(自身を含む): 213187680

約数和(自身を除く): 84685826

約数列:

[1, 2, 13, 26, 47, 94, 169, 338, 611, 1222, 7943, 8089, 15886, 16178, 105157, 210314, 380183, 760366, 1367041, 2734082, 4942379, 9884758, 64250927, 128501854]

約数ペア:

[(1, 128501854), (2, 64250927), (13, 9884758), (26, 4942379), (47, 2734082), (94, 1367041), (169, 760366), (338, 380183), (611, 210314), (1222, 105157), (7943, 16178), (8089, 15886)]