203470857

素因数分解:

$3^2\times {\mathrm{23}}^2\times {\mathrm{42737}}^1$

素因数の和:42789

約数の個数: 18

約数和(自身を含む): 307243482

約数和(自身を除く): 103772625

約数列:

[1, 3, 9, 23, 69, 207, 529, 1587, 4761, 42737, 128211, 384633, 982951, 2948853, 8846559, 22607873, 67823619, 203470857]

約数ペア:

[(1, 203470857), (3, 67823619), (9, 22607873), (23, 8846559), (69, 2948853), (207, 982951), (529, 384633), (1587, 128211), (4761, 42737)]