213446716

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{431}}^1\times {\mathrm{769}}^1$

素因数の和:1234

約数の個数: 48

約数和(自身を含む): 447068160

約数和(自身を除く): 233621444

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 431, 644, 769, 862, 1538, 1724, 3017, 3076, 5383, 6034, 9913, 10766, 12068, 17687, 19826, 21532, 35374, 39652, 69391, 70748, 123809, 138782, 247618, 277564, 331439, 495236, 662878, 1325756, 2320073, 4640146, 7623097, 9280292, 15246194, 30492388, 53361679, 106723358, 213446716]

約数ペア:

[(1, 213446716), (2, 106723358), (4, 53361679), (7, 30492388), (14, 15246194), (23, 9280292), (28, 7623097), (46, 4640146), (92, 2320073), (161, 1325756), (322, 662878), (431, 495236), (644, 331439), (769, 277564), (862, 247618), (1538, 138782), (1724, 123809), (3017, 70748), (3076, 69391), (5383, 39652), (6034, 35374), (9913, 21532), (10766, 19826), (12068, 17687)]