378051858

素因数分解:

$2^1\times 3^2\times {\mathrm{21002881}}^1$

素因数の和:21002889

約数の個数: 12

約数和(自身を含む): 819112398

約数和(自身を除く): 441060540

約数列:

[1, 2, 3, 6, 9, 18, 21002881, 42005762, 63008643, 126017286, 189025929, 378051858]

約数ペア:

[(1, 378051858), (2, 189025929), (3, 126017286), (6, 63008643), (9, 42005762), (18, 21002881)]