137786985

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{1039}}^1$

素因数の和:1478

約数の個数: 48

約数和(自身を含む): 273861120

約数和(自身を除く): 136074135

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 421, 1039, 1263, 2105, 2947, 3117, 3789, 5195, 6315, 7273, 8841, 9351, 14735, 15585, 18945, 21819, 26523, 36365, 44205, 46755, 65457, 109095, 132615, 327285, 437419, 1312257, 2187095, 3061933, 3936771, 6561285, 9185799, 15309665, 19683855, 27557397, 45928995, 137786985]

約数ペア:

[(1, 137786985), (3, 45928995), (5, 27557397), (7, 19683855), (9, 15309665), (15, 9185799), (21, 6561285), (35, 3936771), (45, 3061933), (63, 2187095), (105, 1312257), (315, 437419), (421, 327285), (1039, 132615), (1263, 109095), (2105, 65457), (2947, 46755), (3117, 44205), (3789, 36365), (5195, 26523), (6315, 21819), (7273, 18945), (8841, 15585), (9351, 14735)]