68519619

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{20521}}^1$

素因数の和:20587

約数の個数: 24

約数和(自身を含む): 115251552

約数和(自身を除く): 46731933

約数列:

[1, 3, 7, 9, 21, 53, 63, 159, 371, 477, 1113, 3339, 20521, 61563, 143647, 184689, 430941, 1087613, 1292823, 3262839, 7613291, 9788517, 22839873, 68519619]

約数ペア:

[(1, 68519619), (3, 22839873), (7, 9788517), (9, 7613291), (21, 3262839), (53, 1292823), (63, 1087613), (159, 430941), (371, 184689), (477, 143647), (1113, 61563), (3339, 20521)]