25312551

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{20731}}^1$

素因数の和:20782

約数の個数: 16

約数和(自身を含む): 37815168

約数和(自身を除く): 12502617

約数列:

[1, 3, 11, 33, 37, 111, 407, 1221, 20731, 62193, 228041, 684123, 767047, 2301141, 8437517, 25312551]

約数ペア:

[(1, 25312551), (3, 8437517), (11, 2301141), (33, 767047), (37, 684123), (111, 228041), (407, 62193), (1221, 20731)]