210748215

素因数分解:

$3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{107251}}^1$

素因数の和:107390

約数の個数: 16

約数和(自身を含む): 339774336

約数和(自身を除く): 129026121

約数列:

[1, 3, 5, 15, 131, 393, 655, 1965, 107251, 321753, 536255, 1608765, 14049881, 42149643, 70249405, 210748215]

約数ペア:

[(1, 210748215), (3, 70249405), (5, 42149643), (15, 14049881), (131, 1608765), (393, 536255), (655, 321753), (1965, 107251)]