8091495

素因数分解:

$3^4\times 5^1\times {\mathrm{19979}}^1$

素因数の和:19996

約数の個数: 20

約数和(自身を含む): 14505480

約数和(自身を除く): 6413985

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 19979, 59937, 99895, 179811, 299685, 539433, 899055, 1618299, 2697165, 8091495]

約数ペア:

[(1, 8091495), (3, 2697165), (5, 1618299), (9, 899055), (15, 539433), (27, 299685), (45, 179811), (81, 99895), (135, 59937), (405, 19979)]