2017679139

素因数分解:

$3^4\times 7^1\times {\mathrm{3558517}}^1$

素因数の和:3558536

約数の個数: 20

約数和(自身を含む): 3444645424

約数和(自身を除く): 1426966285

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 3558517, 10675551, 24909619, 32026653, 74728857, 96079959, 224186571, 288239877, 672559713, 2017679139]

約数ペア:

[(1, 2017679139), (3, 672559713), (7, 288239877), (9, 224186571), (21, 96079959), (27, 74728857), (63, 32026653), (81, 24909619), (189, 10675551), (567, 3558517)]