291218499

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{3187}}^1$

素因数の和:3288

約数の個数: 48

約数和(自身を含む): 501306624

約数和(自身を除く): 210088125

約数列:

[1, 3, 9, 11, 13, 33, 39, 71, 99, 117, 143, 213, 429, 639, 781, 923, 1287, 2343, 2769, 3187, 7029, 8307, 9561, 10153, 28683, 30459, 35057, 41431, 91377, 105171, 124293, 226277, 315513, 372879, 455741, 678831, 1367223, 2036493, 2489047, 2941601, 4101669, 7467141, 8824803, 22401423, 26474409, 32357611, 97072833, 291218499]

約数ペア:

[(1, 291218499), (3, 97072833), (9, 32357611), (11, 26474409), (13, 22401423), (33, 8824803), (39, 7467141), (71, 4101669), (99, 2941601), (117, 2489047), (143, 2036493), (213, 1367223), (429, 678831), (639, 455741), (781, 372879), (923, 315513), (1287, 226277), (2343, 124293), (2769, 105171), (3187, 91377), (7029, 41431), (8307, 35057), (9561, 30459), (10153, 28683)]