7282791

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{1913}}^1$

素因数の和:1972

約数の個数: 20

約数和(自身を含む): 11116512

約数和(自身を除く): 3833721

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 1913, 3807, 5739, 17217, 51651, 89911, 154953, 269733, 809199, 2427597, 7282791]

約数ペア:

[(1, 7282791), (3, 2427597), (9, 809199), (27, 269733), (47, 154953), (81, 89911), (141, 51651), (423, 17217), (1269, 5739), (1913, 3807)]