27858405

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{80749}}^1$

素因数の和:80780

約数の個数: 16

約数和(自身を含む): 46512000

約数和(自身を除く): 18653595

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 80749, 242247, 403745, 1211235, 1857227, 5571681, 9286135, 27858405]

約数ペア:

[(1, 27858405), (3, 9286135), (5, 5571681), (15, 1857227), (23, 1211235), (69, 403745), (115, 242247), (345, 80749)]