128221026

素因数分解:

$2^1\times 3^1\times {\mathrm{173}}^1\times {\mathrm{123527}}^1$

素因数の和:123705

約数の個数: 16

約数和(自身を含む): 257926464

約数和(自身を除く): 129705438

約数列:

[1, 2, 3, 6, 173, 346, 519, 1038, 123527, 247054, 370581, 741162, 21370171, 42740342, 64110513, 128221026]

約数ペア:

[(1, 128221026), (2, 64110513), (3, 42740342), (6, 21370171), (173, 741162), (346, 370581), (519, 247054), (1038, 123527)]