289313019

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{19447}}^1$

素因数の和:19504

約数の個数: 32

約数和(自身を含む): 466752000

約数和(自身を除く): 177438981

約数列:

[1, 3, 9, 19, 27, 29, 57, 87, 171, 261, 513, 551, 783, 1653, 4959, 14877, 19447, 58341, 175023, 369493, 525069, 563963, 1108479, 1691889, 3325437, 5075667, 9976311, 10715297, 15227001, 32145891, 96437673, 289313019]

約数ペア:

[(1, 289313019), (3, 96437673), (9, 32145891), (19, 15227001), (27, 10715297), (29, 9976311), (57, 5075667), (87, 3325437), (171, 1691889), (261, 1108479), (513, 563963), (551, 525069), (783, 369493), (1653, 175023), (4959, 58341), (14877, 19447)]