219916081

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{751}}^1\times {\mathrm{3803}}^1$

素因数の和:4572

約数の個数: 16

約数和(自身を含む): 274618368

約数和(自身を除く): 54702287

約数列:

[1, 7, 11, 77, 751, 3803, 5257, 8261, 26621, 41833, 57827, 292831, 2856053, 19992371, 31416583, 219916081]

約数ペア:

[(1, 219916081), (7, 31416583), (11, 19992371), (77, 2856053), (751, 292831), (3803, 57827), (5257, 41833), (8261, 26621)]