31976321

素因数分解:

${\mathrm{13}}^2\times {\mathrm{431}}^1\times {\mathrm{439}}^1$

素因数の和:896

約数の個数: 12

約数和(自身を含む): 34784640

約数和(自身を除く): 2808319

約数列:

[1, 13, 169, 431, 439, 5603, 5707, 72839, 74191, 189209, 2459717, 31976321]

約数ペア:

[(1, 31976321), (13, 2459717), (169, 189209), (431, 74191), (439, 72839), (5603, 5707)]