28738449

素因数分解:

$3^3\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{127}}^1$

素因数の和:199

約数の個数: 48

約数和(自身を含む): 47155200

約数和(自身を除く): 18416751

約数列:

[1, 3, 9, 17, 27, 29, 51, 87, 127, 153, 261, 289, 381, 459, 493, 783, 867, 1143, 1479, 2159, 2601, 3429, 3683, 4437, 6477, 7803, 8381, 11049, 13311, 19431, 25143, 33147, 36703, 58293, 62611, 75429, 99441, 110109, 187833, 226287, 330327, 563499, 990981, 1064387, 1690497, 3193161, 9579483, 28738449]

約数ペア:

[(1, 28738449), (3, 9579483), (9, 3193161), (17, 1690497), (27, 1064387), (29, 990981), (51, 563499), (87, 330327), (127, 226287), (153, 187833), (261, 110109), (289, 99441), (381, 75429), (459, 62611), (493, 58293), (783, 36703), (867, 33147), (1143, 25143), (1479, 19431), (2159, 13311), (2601, 11049), (3429, 8381), (3683, 7803), (4437, 6477)]