128202399

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{365249}}^1$

素因数の和:365271

約数の個数: 16

約数和(自身を含む): 204540000

約数和(自身を除く): 76337601

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 365249, 1095747, 3287241, 4748237, 9861723, 14244711, 42734133, 128202399]

約数ペア:

[(1, 128202399), (3, 42734133), (9, 14244711), (13, 9861723), (27, 4748237), (39, 3287241), (117, 1095747), (351, 365249)]