1287788117

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{28687}}^1$

素因数の和:28769

約数の個数: 24

約数和(自身を含む): 1648297728

約数和(自身を除く): 360509611

約数列:

[1, 7, 11, 53, 77, 121, 371, 583, 847, 4081, 6413, 28687, 44891, 200809, 315557, 1520411, 2208899, 3471127, 10642877, 16724521, 24297889, 117071647, 183969731, 1287788117]

約数ペア:

[(1, 1287788117), (7, 183969731), (11, 117071647), (53, 24297889), (77, 16724521), (121, 10642877), (371, 3471127), (583, 2208899), (847, 1520411), (4081, 315557), (6413, 200809), (28687, 44891)]