797601

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1999}}^1$

素因数の和:2028

約数の個数: 16

約数和(自身を含む): 1280000

約数和(自身を除く): 482399

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 1999, 5997, 13993, 37981, 41979, 113943, 265867, 797601]

約数ペア:

[(1, 797601), (3, 265867), (7, 113943), (19, 41979), (21, 37981), (57, 13993), (133, 5997), (399, 1999)]