1399687814

素因数分解:

$2^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{251833}}^1$

素因数の和:252239

約数の個数: 16

約数和(自身を含む): 2405518368

約数和(自身を除く): 1005830554

約数列:

[1, 2, 7, 14, 397, 794, 2779, 5558, 251833, 503666, 1762831, 3525662, 99977701, 199955402, 699843907, 1399687814]

約数ペア:

[(1, 1399687814), (2, 699843907), (7, 199955402), (14, 99977701), (397, 3525662), (794, 1762831), (2779, 503666), (5558, 251833)]