28363527

素因数分解:

$3^4\times {\mathrm{101}}^1\times {\mathrm{3467}}^1$

素因数の和:3580

約数の個数: 20

約数和(自身を含む): 42802056

約数和(自身を除く): 14438529

約数列:

[1, 3, 9, 27, 81, 101, 303, 909, 2727, 3467, 8181, 10401, 31203, 93609, 280827, 350167, 1050501, 3151503, 9454509, 28363527]

約数ペア:

[(1, 28363527), (3, 9454509), (9, 3151503), (27, 1050501), (81, 350167), (101, 280827), (303, 93609), (909, 31203), (2727, 10401), (3467, 8181)]