25770879

素因数分解:

$3^6\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:123

約数の個数: 56

約数和(自身を含む): 42495840

約数和(自身を除く): 16724961

約数列:

[1, 3, 9, 23, 27, 29, 53, 69, 81, 87, 159, 207, 243, 261, 477, 621, 667, 729, 783, 1219, 1431, 1537, 1863, 2001, 2349, 3657, 4293, 4611, 5589, 6003, 7047, 10971, 12879, 13833, 16767, 18009, 21141, 32913, 35351, 38637, 41499, 54027, 98739, 106053, 124497, 162081, 296217, 318159, 373491, 486243, 888651, 954477, 1120473, 2863431, 8590293, 25770879]

約数ペア:

[(1, 25770879), (3, 8590293), (9, 2863431), (23, 1120473), (27, 954477), (29, 888651), (53, 486243), (69, 373491), (81, 318159), (87, 296217), (159, 162081), (207, 124497), (243, 106053), (261, 98739), (477, 54027), (621, 41499), (667, 38637), (729, 35351), (783, 32913), (1219, 21141), (1431, 18009), (1537, 16767), (1863, 13833), (2001, 12879), (2349, 10971), (3657, 7047), (4293, 6003), (4611, 5589)]