28446363

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^2$

素因数の和:181

約数の個数: 48

約数和(自身を含む): 49084800

約数和(自身を除く): 20638437

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 71, 99, 171, 209, 213, 297, 513, 627, 639, 781, 1349, 1881, 1917, 2343, 4047, 5041, 5643, 7029, 12141, 14839, 15123, 21087, 36423, 44517, 45369, 55451, 95779, 133551, 136107, 166353, 287337, 400653, 499059, 862011, 1053569, 1497177, 2586033, 3160707, 9482121, 28446363]

約数ペア:

[(1, 28446363), (3, 9482121), (9, 3160707), (11, 2586033), (19, 1497177), (27, 1053569), (33, 862011), (57, 499059), (71, 400653), (99, 287337), (171, 166353), (209, 136107), (213, 133551), (297, 95779), (513, 55451), (627, 45369), (639, 44517), (781, 36423), (1349, 21087), (1881, 15123), (1917, 14839), (2343, 12141), (4047, 7029), (5041, 5643)]