428770298870

素因数分解:

$2^1\times 5^1\times {\mathrm{6947}}^1\times {\mathrm{6172021}}^1$

素因数の和:6178975

約数の個数: 16

約数和(自身を含む): 771897759408

約数和(自身を除く): 343127460538

約数列:

[1, 2, 5, 10, 6947, 13894, 34735, 69470, 6172021, 12344042, 30860105, 61720210, 42877029887, 85754059774, 214385149435, 428770298870]

約数ペア:

[(1, 428770298870), (2, 214385149435), (5, 85754059774), (10, 42877029887), (6947, 61720210), (13894, 30860105), (34735, 12344042), (69470, 6172021)]