1398889683

素因数分解:

$3^4\times {\mathrm{881}}^1\times {\mathrm{19603}}^1$

素因数の和:20496

約数の個数: 20

約数和(自身を含む): 2092178088

約数和(自身を除く): 693288405

約数列:

[1, 3, 9, 27, 81, 881, 2643, 7929, 19603, 23787, 58809, 71361, 176427, 529281, 1587843, 17270243, 51810729, 155432187, 466296561, 1398889683]

約数ペア:

[(1, 1398889683), (3, 466296561), (9, 155432187), (27, 51810729), (81, 17270243), (881, 1587843), (2643, 529281), (7929, 176427), (19603, 71361), (23787, 58809)]