438772634

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1\times {\mathrm{20789}}^1$

素因数の和:21025

約数の個数: 16

約数和(自身を含む): 672847560

約数和(自身を除く): 234074926

約数列:

[1, 2, 61, 122, 173, 346, 10553, 20789, 21106, 41578, 1268129, 2536258, 3596497, 7192994, 219386317, 438772634]

約数ペア:

[(1, 438772634), (2, 219386317), (61, 7192994), (122, 3596497), (173, 2536258), (346, 1268129), (10553, 41578), (20789, 21106)]