30891128

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{124561}}^1$

素因数の和:124598

約数の個数: 16

約数和(自身を含む): 59789760

約数和(自身を除く): 28898632

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 124561, 249122, 498244, 996488, 3861391, 7722782, 15445564, 30891128]

約数ペア:

[(1, 30891128), (2, 15445564), (4, 7722782), (8, 3861391), (31, 996488), (62, 498244), (124, 249122), (248, 124561)]