128080905

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{371249}}^1$

素因数の和:371280

約数の個数: 16

約数和(自身を含む): 213840000

約数和(自身を除く): 85759095

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 371249, 1113747, 1856245, 5568735, 8538727, 25616181, 42693635, 128080905]

約数ペア:

[(1, 128080905), (3, 42693635), (5, 25616181), (15, 8538727), (23, 5568735), (69, 1856245), (115, 1113747), (345, 371249)]