28415697561

素因数分解:

$3^9\times {\mathrm{53}}^1\times {\mathrm{27239}}^1$

素因数の和:27319

約数の個数: 40

約数和(自身を含む): 43428623040

約数和(自身を除く): 15012925479

約数列:

[1, 3, 9, 27, 53, 81, 159, 243, 477, 729, 1431, 2187, 4293, 6561, 12879, 19683, 27239, 38637, 81717, 115911, 245151, 347733, 735453, 1043199, 1443667, 2206359, 4331001, 6619077, 12993003, 19857231, 38979009, 59571693, 116937027, 178715079, 350811081, 536145237, 1052433243, 3157299729, 9471899187, 28415697561]

約数ペア:

[(1, 28415697561), (3, 9471899187), (9, 3157299729), (27, 1052433243), (53, 536145237), (81, 350811081), (159, 178715079), (243, 116937027), (477, 59571693), (729, 38979009), (1431, 19857231), (2187, 12993003), (4293, 6619077), (6561, 4331001), (12879, 2206359), (19683, 1443667), (27239, 1043199), (38637, 735453), (81717, 347733), (115911, 245151)]