30788019

素因数分解:

$3^4\times {\mathrm{149}}^1\times {\mathrm{2551}}^1$

素因数の和:2712

約数の個数: 20

約数和(自身を含む): 46318800

約数和(自身を除く): 15530781

約数列:

[1, 3, 9, 27, 81, 149, 447, 1341, 2551, 4023, 7653, 12069, 22959, 68877, 206631, 380099, 1140297, 3420891, 10262673, 30788019]

約数ペア:

[(1, 30788019), (3, 10262673), (9, 3420891), (27, 1140297), (81, 380099), (149, 206631), (447, 68877), (1341, 22959), (2551, 12069), (4023, 7653)]