20512071997545

素因数分解:

$3^1\times 5^1\times {\mathrm{159871}}^1\times {\mathrm{8553593}}^1$

素因数の和:8713472

約数の個数: 16

約数和(自身を含む): 32819524319232

約数和(自身を除く): 12307452321687

約数列:

[1, 3, 5, 15, 159871, 479613, 799355, 2398065, 8553593, 25660779, 42767965, 128303895, 1367471466503, 4102414399509, 6837357332515, 20512071997545]

約数ペア:

[(1, 20512071997545), (3, 6837357332515), (5, 4102414399509), (15, 1367471466503), (159871, 128303895), (479613, 42767965), (799355, 25660779), (2398065, 8553593)]