168254877

素因数分解:

$3^1\times 7^5\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:156

約数の個数: 48

約数和(自身を含む): 271060992

約数和(自身を除く): 102806115

約数列:

[1, 3, 7, 21, 47, 49, 71, 141, 147, 213, 329, 343, 497, 987, 1029, 1491, 2303, 2401, 3337, 3479, 6909, 7203, 10011, 10437, 16121, 16807, 23359, 24353, 48363, 50421, 70077, 73059, 112847, 163513, 170471, 338541, 490539, 511413, 789929, 1144591, 1193297, 2369787, 3433773, 3579891, 8012137, 24036411, 56084959, 168254877]

約数ペア:

[(1, 168254877), (3, 56084959), (7, 24036411), (21, 8012137), (47, 3579891), (49, 3433773), (71, 2369787), (141, 1193297), (147, 1144591), (213, 789929), (329, 511413), (343, 490539), (497, 338541), (987, 170471), (1029, 163513), (1491, 112847), (2303, 73059), (2401, 70077), (3337, 50421), (3479, 48363), (6909, 24353), (7203, 23359), (10011, 16807), (10437, 16121)]