187543923

素因数分解:

$3^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{9739}}^1$

素因数の和:9887

約数の個数: 24

約数和(自身を含む): 293135040

約数和(自身を除く): 105591117

約数列:

[1, 3, 7, 21, 49, 131, 147, 393, 917, 2751, 6419, 9739, 19257, 29217, 68173, 204519, 477211, 1275809, 1431633, 3827427, 8930663, 26791989, 62514641, 187543923]

約数ペア:

[(1, 187543923), (3, 62514641), (7, 26791989), (21, 8930663), (49, 3827427), (131, 1431633), (147, 1275809), (393, 477211), (917, 204519), (2751, 68173), (6419, 29217), (9739, 19257)]