108541215

素因数分解:

$3^4\times 5^1\times {\mathrm{268003}}^1$

素因数の和:268020

約数の個数: 20

約数和(自身を含む): 194570904

約数和(自身を除く): 86029689

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 268003, 804009, 1340015, 2412027, 4020045, 7236081, 12060135, 21708243, 36180405, 108541215]

約数ペア:

[(1, 108541215), (3, 36180405), (5, 21708243), (9, 12060135), (15, 7236081), (27, 4020045), (45, 2412027), (81, 1340015), (135, 804009), (405, 268003)]