31450131

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{1109}}^1$

素因数の和:1275

約数の個数: 24

約数和(自身を含む): 47792160

約数和(自身を除く): 16342029

約数列:

[1, 3, 9, 23, 69, 137, 207, 411, 1109, 1233, 3151, 3327, 9453, 9981, 25507, 28359, 76521, 151933, 229563, 455799, 1367397, 3494459, 10483377, 31450131]

約数ペア:

[(1, 31450131), (3, 10483377), (9, 3494459), (23, 1367397), (69, 455799), (137, 229563), (207, 151933), (411, 76521), (1109, 28359), (1233, 25507), (3151, 9981), (3327, 9453)]