291230236

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{140827}}^1$

素因数の和:140889

約数の個数: 24

約数和(自身を含む): 567818496

約数和(自身を除く): 276588260

約数列:

[1, 2, 4, 11, 22, 44, 47, 94, 188, 517, 1034, 2068, 140827, 281654, 563308, 1549097, 3098194, 6196388, 6618869, 13237738, 26475476, 72807559, 145615118, 291230236]

約数ペア:

[(1, 291230236), (2, 145615118), (4, 72807559), (11, 26475476), (22, 13237738), (44, 6618869), (47, 6196388), (94, 3098194), (188, 1549097), (517, 563308), (1034, 281654), (2068, 140827)]