180178101

素因数分解:

$3^4\times {\mathrm{149}}^1\times {\mathrm{14929}}^1$

素因数の和:15090

約数の個数: 20

約数和(自身を含む): 270979500

約数和(自身を除く): 90801399

約数列:

[1, 3, 9, 27, 81, 149, 447, 1341, 4023, 12069, 14929, 44787, 134361, 403083, 1209249, 2224421, 6673263, 20019789, 60059367, 180178101]

約数ペア:

[(1, 180178101), (3, 60059367), (9, 20019789), (27, 6673263), (81, 2224421), (149, 1209249), (447, 403083), (1341, 134361), (4023, 44787), (12069, 14929)]