278380658433

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{197}}^1\times {\mathrm{263}}^1\times {\mathrm{769}}^1$

素因数の和:1386

約数の個数: 64

約数和(自身を含む): 399918435840

約数和(自身を除く): 121537777407

約数列:

[1, 3, 17, 51, 137, 197, 263, 411, 591, 769, 789, 2307, 2329, 3349, 4471, 6987, 10047, 13073, 13413, 26989, 36031, 39219, 51811, 80967, 105353, 108093, 151493, 155433, 202247, 316059, 454479, 458813, 606741, 612527, 880787, 1376439, 1791001, 1837581, 2575381, 2642361, 3438199, 5373003, 7098107, 7726143, 10314597, 20754541, 21294321, 27707839, 39842659, 62263623, 83123517, 119527977, 120667819, 352827197, 362003457, 471033263, 677325203, 1058481591, 1413099789, 2031975609, 5458444283, 16375332849, 92793552811, 278380658433]

約数ペア:

[(1, 278380658433), (3, 92793552811), (17, 16375332849), (51, 5458444283), (137, 2031975609), (197, 1413099789), (263, 1058481591), (411, 677325203), (591, 471033263), (769, 362003457), (789, 352827197), (2307, 120667819), (2329, 119527977), (3349, 83123517), (4471, 62263623), (6987, 39842659), (10047, 27707839), (13073, 21294321), (13413, 20754541), (26989, 10314597), (36031, 7726143), (39219, 7098107), (51811, 5373003), (80967, 3438199), (105353, 2642361), (108093, 2575381), (151493, 1837581), (155433, 1791001), (202247, 1376439), (316059, 880787), (454479, 612527), (458813, 606741)]