197444305

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{211}}^1$

素因数の和:421

約数の個数: 32

約数和(自身を含む): 253992960

約数和(自身を除く): 56548655

約数列:

[1, 5, 23, 79, 103, 115, 211, 395, 515, 1055, 1817, 2369, 4853, 8137, 9085, 11845, 16669, 21733, 24265, 40685, 83345, 108665, 187151, 383387, 499859, 935755, 1716907, 1916935, 2499295, 8584535, 39488861, 197444305]

約数ペア:

[(1, 197444305), (5, 39488861), (23, 8584535), (79, 2499295), (103, 1916935), (115, 1716907), (211, 935755), (395, 499859), (515, 383387), (1055, 187151), (1817, 108665), (2369, 83345), (4853, 40685), (8137, 24265), (9085, 21733), (11845, 16669)]