30939923

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{199}}^1$

素因数の和:399

約数の個数: 24

約数和(自身を含む): 38304000

約数和(自身を除く): 7364077

約数列:

[1, 7, 19, 49, 133, 167, 199, 931, 1169, 1393, 3173, 3781, 8183, 9751, 22211, 26467, 33233, 155477, 185269, 232631, 631427, 1628417, 4419989, 30939923]

約数ペア:

[(1, 30939923), (7, 4419989), (19, 1628417), (49, 631427), (133, 232631), (167, 185269), (199, 155477), (931, 33233), (1169, 26467), (1393, 22211), (3173, 9751), (3781, 8183)]