213076991

素因数分解:

${\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{439}}^1\times {\mathrm{449}}^1$

素因数の和:958

約数の個数: 16

約数和(自身を含む): 228096000

約数和(自身を除く): 15019009

約数列:

[1, 23, 47, 439, 449, 1081, 10097, 10327, 20633, 21103, 197111, 474559, 485369, 4533553, 9264217, 213076991]

約数ペア:

[(1, 213076991), (23, 9264217), (47, 4533553), (439, 485369), (449, 474559), (1081, 197111), (10097, 21103), (10327, 20633)]