28561356

素因数分解:

$2^2\times 3^3\times {\mathrm{373}}^1\times {\mathrm{709}}^1$

素因数の和:1095

約数の個数: 48

約数和(自身を含む): 74351200

約数和(自身を除く): 45789844

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 373, 709, 746, 1119, 1418, 1492, 2127, 2238, 2836, 3357, 4254, 4476, 6381, 6714, 8508, 10071, 12762, 13428, 19143, 20142, 25524, 38286, 40284, 76572, 264457, 528914, 793371, 1057828, 1586742, 2380113, 3173484, 4760226, 7140339, 9520452, 14280678, 28561356]

約数ペア:

[(1, 28561356), (2, 14280678), (3, 9520452), (4, 7140339), (6, 4760226), (9, 3173484), (12, 2380113), (18, 1586742), (27, 1057828), (36, 793371), (54, 528914), (108, 264457), (373, 76572), (709, 40284), (746, 38286), (1119, 25524), (1418, 20142), (1492, 19143), (2127, 13428), (2238, 12762), (2836, 10071), (3357, 8508), (4254, 6714), (4476, 6381)]