3993381

素因数分解:

$3^4\times 7^1\times {\mathrm{7043}}^1$

素因数の和:7062

約数の個数: 20

約数和(自身を含む): 6818592

約数和(自身を除く): 2825211

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 7043, 21129, 49301, 63387, 147903, 190161, 443709, 570483, 1331127, 3993381]

約数ペア:

[(1, 3993381), (3, 1331127), (7, 570483), (9, 443709), (21, 190161), (27, 147903), (63, 63387), (81, 49301), (189, 21129), (567, 7043)]