209968154

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{263}}^1\times {\mathrm{3299}}^1$

素因数の和:3586

約数の個数: 24

約数和(自身を含む): 347608800

約数和(自身を除く): 137640646

約数列:

[1, 2, 11, 22, 121, 242, 263, 526, 2893, 3299, 5786, 6598, 31823, 36289, 63646, 72578, 399179, 798358, 867637, 1735274, 9544007, 19088014, 104984077, 209968154]

約数ペア:

[(1, 209968154), (2, 104984077), (11, 19088014), (22, 9544007), (121, 1735274), (242, 867637), (263, 798358), (526, 399179), (2893, 72578), (3299, 63646), (5786, 36289), (6598, 31823)]