221738193

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{263}}^1\times {\mathrm{4073}}^1$

素因数の和:4365

約数の個数: 24

約数和(自身を含む): 335567232

約数和(自身を除く): 113829039

約数列:

[1, 3, 9, 23, 69, 207, 263, 789, 2367, 4073, 6049, 12219, 18147, 36657, 54441, 93679, 281037, 843111, 1071199, 3213597, 9640791, 24637577, 73912731, 221738193]

約数ペア:

[(1, 221738193), (3, 73912731), (9, 24637577), (23, 9640791), (69, 3213597), (207, 1071199), (263, 843111), (789, 281037), (2367, 93679), (4073, 54441), (6049, 36657), (12219, 18147)]