13789041

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{4937}}^1$

素因数の和:4973

約数の個数: 24

約数和(自身を含む): 22517280

約数和(自身を除く): 8728239

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 4937, 14811, 34559, 93803, 103677, 241913, 281409, 656621, 725739, 1969863, 4596347, 13789041]

約数ペア:

[(1, 13789041), (3, 4596347), (7, 1969863), (19, 725739), (21, 656621), (49, 281409), (57, 241913), (133, 103677), (147, 93803), (399, 34559), (931, 14811), (2793, 4937)]