211320718

素因数分解:

$2^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{197}}^1\times {\mathrm{397}}^1$

素因数の和:796

約数の個数: 32

約数和(自身を含む): 366911424

約数和(自身を除く): 155590706

約数列:

[1, 2, 7, 14, 193, 197, 386, 394, 397, 794, 1351, 1379, 2702, 2758, 2779, 5558, 38021, 76042, 76621, 78209, 153242, 156418, 266147, 532294, 536347, 547463, 1072694, 1094926, 15094337, 30188674, 105660359, 211320718]

約数ペア:

[(1, 211320718), (2, 105660359), (7, 30188674), (14, 15094337), (193, 1094926), (197, 1072694), (386, 547463), (394, 536347), (397, 532294), (794, 266147), (1351, 156418), (1379, 153242), (2702, 78209), (2758, 76621), (2779, 76042), (5558, 38021)]