29688659

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 42900480

約数和(自身を除く): 13211821

約数列:

[1, 7, 11, 13, 19, 49, 77, 91, 133, 143, 209, 223, 247, 539, 637, 931, 1001, 1463, 1561, 1729, 2453, 2717, 2899, 4237, 7007, 10241, 10927, 12103, 17171, 19019, 20293, 29659, 31889, 46607, 55081, 120197, 133133, 142051, 207613, 223223, 326249, 385567, 605891, 1562561, 2283743, 2698969, 4241237, 29688659]

約数ペア:

[(1, 29688659), (7, 4241237), (11, 2698969), (13, 2283743), (19, 1562561), (49, 605891), (77, 385567), (91, 326249), (133, 223223), (143, 207613), (209, 142051), (223, 133133), (247, 120197), (539, 55081), (637, 46607), (931, 31889), (1001, 29659), (1463, 20293), (1561, 19019), (1729, 17171), (2453, 12103), (2717, 10927), (2899, 10241), (4237, 7007)]