38980521

素因数分解:

$3^4\times {\mathrm{269}}^1\times {\mathrm{1789}}^1$

素因数の和:2070

約数の個数: 20

約数和(自身を含む): 58479300

約数和(自身を除く): 19498779

約数列:

[1, 3, 9, 27, 81, 269, 807, 1789, 2421, 5367, 7263, 16101, 21789, 48303, 144909, 481241, 1443723, 4331169, 12993507, 38980521]

約数ペア:

[(1, 38980521), (3, 12993507), (9, 4331169), (27, 1443723), (81, 481241), (269, 144909), (807, 48303), (1789, 21789), (2421, 16101), (5367, 7263)]