27731583

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{641}}^1$

素因数の和:700

約数の個数: 48

約数和(自身を含む): 48072960

約数和(自身を除く): 20341377

約数列:

[1, 3, 9, 11, 19, 23, 33, 57, 69, 99, 171, 207, 209, 253, 437, 627, 641, 759, 1311, 1881, 1923, 2277, 3933, 4807, 5769, 7051, 12179, 14421, 14743, 21153, 36537, 43263, 44229, 63459, 109611, 132687, 133969, 162173, 280117, 401907, 486519, 840351, 1205721, 1459557, 2521053, 3081287, 9243861, 27731583]

約数ペア:

[(1, 27731583), (3, 9243861), (9, 3081287), (11, 2521053), (19, 1459557), (23, 1205721), (33, 840351), (57, 486519), (69, 401907), (99, 280117), (171, 162173), (207, 133969), (209, 132687), (253, 109611), (437, 63459), (627, 44229), (641, 43263), (759, 36537), (1311, 21153), (1881, 14743), (1923, 14421), (2277, 12179), (3933, 7051), (4807, 5769)]