47928027

素因数分解:

$3^1\times 7^2\times {\mathrm{571}}^2$

素因数の和:1159

約数の個数: 18

約数和(自身を含む): 74467764

約数和(自身を除く): 26539737

約数列:

[1, 3, 7, 21, 49, 147, 571, 1713, 3997, 11991, 27979, 83937, 326041, 978123, 2282287, 6846861, 15976009, 47928027]

約数ペア:

[(1, 47928027), (3, 15976009), (7, 6846861), (21, 2282287), (49, 978123), (147, 326041), (571, 83937), (1713, 27979), (3997, 11991)]