121500729

素因数分解:

$3^5\times 7^1\times {\mathrm{71429}}^1$

素因数の和:71451

約数の個数: 24

約数和(自身を含む): 208004160

約数和(自身を除く): 86503431

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 71429, 214287, 500003, 642861, 1500009, 1928583, 4500027, 5785749, 13500081, 17357247, 40500243, 121500729]

約数ペア:

[(1, 121500729), (3, 40500243), (7, 17357247), (9, 13500081), (21, 5785749), (27, 4500027), (63, 1928583), (81, 1500009), (189, 642861), (243, 500003), (567, 214287), (1701, 71429)]