213807855

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{750203}}^1$

素因数の和:750230

約数の個数: 16

約数和(自身を含む): 360097920

約数和(自身を除く): 146290065

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 750203, 2250609, 3751015, 11253045, 14253857, 42761571, 71269285, 213807855]

約数ペア:

[(1, 213807855), (3, 71269285), (5, 42761571), (15, 14253857), (19, 11253045), (57, 3751015), (95, 2250609), (285, 750203)]