252909

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:74

約数の個数: 32

約数和(自身を含む): 432000

約数和(自身を除く): 179091

約数列:

[1, 3, 9, 17, 19, 27, 29, 51, 57, 87, 153, 171, 261, 323, 459, 493, 513, 551, 783, 969, 1479, 1653, 2907, 4437, 4959, 8721, 9367, 13311, 14877, 28101, 84303, 252909]

約数ペア:

[(1, 252909), (3, 84303), (9, 28101), (17, 14877), (19, 13311), (27, 9367), (29, 8721), (51, 4959), (57, 4437), (87, 2907), (153, 1653), (171, 1479), (261, 969), (323, 783), (459, 551), (493, 513)]