289185548

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{4261}}^1$

素因数の和:4350

約数の個数: 36

約数和(自身を含む): 545604192

約数和(自身を除く): 256418644

約数列:

[1, 2, 4, 19, 38, 47, 76, 94, 188, 361, 722, 893, 1444, 1786, 3572, 4261, 8522, 16967, 17044, 33934, 67868, 80959, 161918, 200267, 323836, 400534, 801068, 1538221, 3076442, 3805073, 6152884, 7610146, 15220292, 72296387, 144592774, 289185548]

約数ペア:

[(1, 289185548), (2, 144592774), (4, 72296387), (19, 15220292), (38, 7610146), (47, 6152884), (76, 3805073), (94, 3076442), (188, 1538221), (361, 801068), (722, 400534), (893, 323836), (1444, 200267), (1786, 161918), (3572, 80959), (4261, 67868), (8522, 33934), (16967, 17044)]