208567645

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{17159}}^1$

素因数の和:17205

約数の個数: 32

約数和(自身を含む): 311351040

約数和(自身を除く): 102783395

約数列:

[1, 5, 11, 13, 17, 55, 65, 85, 143, 187, 221, 715, 935, 1105, 2431, 12155, 17159, 85795, 188749, 223067, 291703, 943745, 1115335, 1458515, 2453737, 3208733, 3792139, 12268685, 16043665, 18960695, 41713529, 208567645]

約数ペア:

[(1, 208567645), (5, 41713529), (11, 18960695), (13, 16043665), (17, 12268685), (55, 3792139), (65, 3208733), (85, 2453737), (143, 1458515), (187, 1115335), (221, 943745), (715, 291703), (935, 223067), (1105, 188749), (2431, 85795), (12155, 17159)]