18285021

素因数分解:

$3^5\times {\mathrm{47}}^1\times {\mathrm{1601}}^1$

素因数の和:1663

約数の個数: 24

約数和(自身を含む): 27990144

約数和(自身を除く): 9705123

約数列:

[1, 3, 9, 27, 47, 81, 141, 243, 423, 1269, 1601, 3807, 4803, 11421, 14409, 43227, 75247, 129681, 225741, 389043, 677223, 2031669, 6095007, 18285021]

約数ペア:

[(1, 18285021), (3, 6095007), (9, 2031669), (27, 677223), (47, 389043), (81, 225741), (141, 129681), (243, 75247), (423, 43227), (1269, 14409), (1601, 11421), (3807, 4803)]