128337542

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{31751}}^1$

素因数の和:31843

約数の個数: 16

約数和(自身を含む): 201180672

約数和(自身を除く): 72843130

約数列:

[1, 2, 43, 47, 86, 94, 2021, 4042, 31751, 63502, 1365293, 1492297, 2730586, 2984594, 64168771, 128337542]

約数ペア:

[(1, 128337542), (2, 64168771), (43, 2984594), (47, 2730586), (86, 1492297), (94, 1365293), (2021, 63502), (4042, 31751)]