206422355

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1\times {\mathrm{211}}^1$

素因数の和:467

約数の個数: 32

約数和(自身を含む): 266692608

約数和(自身を除く): 60270253

約数列:

[1, 5, 23, 47, 115, 181, 211, 235, 905, 1055, 1081, 4163, 4853, 5405, 8507, 9917, 20815, 24265, 38191, 42535, 49585, 190955, 195661, 228091, 878393, 978305, 1140455, 1794977, 4391965, 8974885, 41284471, 206422355]

約数ペア:

[(1, 206422355), (5, 41284471), (23, 8974885), (47, 4391965), (115, 1794977), (181, 1140455), (211, 978305), (235, 878393), (905, 228091), (1055, 195661), (1081, 190955), (4163, 49585), (4853, 42535), (5405, 38191), (8507, 24265), (9917, 20815)]