31181491

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{3331}}^1$

素因数の和:3402

約数の個数: 16

約数和(自身を含む): 36465408

約数和(自身を除く): 5283917

約数列:

[1, 11, 23, 37, 253, 407, 851, 3331, 9361, 36641, 76613, 123247, 842743, 1355717, 2834681, 31181491]

約数ペア:

[(1, 31181491), (11, 2834681), (23, 1355717), (37, 842743), (253, 123247), (407, 76613), (851, 36641), (3331, 9361)]