7225281

素因数分解:

$3^4\times 7^1\times {\mathrm{12743}}^1$

素因数の和:12762

約数の個数: 20

約数和(自身を含む): 12336192

約数和(自身を除く): 5110911

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 12743, 38229, 89201, 114687, 267603, 344061, 802809, 1032183, 2408427, 7225281]

約数ペア:

[(1, 7225281), (3, 2408427), (7, 1032183), (9, 802809), (21, 344061), (27, 267603), (63, 114687), (81, 89201), (189, 38229), (567, 12743)]