207971915

素因数分解:

$5^1\times {\mathrm{197}}^1\times {\mathrm{199}}^1\times {\mathrm{1061}}^1$

素因数の和:1462

約数の個数: 16

約数和(自身を含む): 252331200

約数和(自身を除く): 44359285

約数列:

[1, 5, 197, 199, 985, 995, 1061, 5305, 39203, 196015, 209017, 211139, 1045085, 1055695, 41594383, 207971915]

約数ペア:

[(1, 207971915), (5, 41594383), (197, 1055695), (199, 1045085), (985, 211139), (995, 209017), (1061, 196015), (5305, 39203)]