128539839

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{18397}}^1$

素因数の和:18554

約数の個数: 16

約数和(自身を含む): 182802528

約数和(自身を除く): 54262689

約数列:

[1, 3, 17, 51, 137, 411, 2329, 6987, 18397, 55191, 312749, 938247, 2520389, 7561167, 42846613, 128539839]

約数ペア:

[(1, 128539839), (3, 42846613), (17, 7561167), (51, 2520389), (137, 938247), (411, 312749), (2329, 55191), (6987, 18397)]