916278489

素因数分解:

$3^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{44207}}^1$

素因数の和:44274

約数の個数: 36

約数和(自身を含む): 1572390144

約数和(自身を除く): 656111655

約数列:

[1, 3, 7, 9, 21, 47, 49, 63, 141, 147, 329, 423, 441, 987, 2303, 2961, 6909, 20727, 44207, 132621, 309449, 397863, 928347, 2077729, 2166143, 2785041, 6233187, 6498429, 14544103, 18699561, 19495287, 43632309, 101808721, 130896927, 305426163, 916278489]

約数ペア:

[(1, 916278489), (3, 305426163), (7, 130896927), (9, 101808721), (21, 43632309), (47, 19495287), (49, 18699561), (63, 14544103), (141, 6498429), (147, 6233187), (329, 2785041), (423, 2166143), (441, 2077729), (987, 928347), (2303, 397863), (2961, 309449), (6909, 132621), (20727, 44207)]