90555921

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{179}}^1\times {\mathrm{457}}^1$

素因数の和:686

約数の個数: 32

約数和(自身を含む): 138499200

約数和(自身を除く): 47943279

約数列:

[1, 3, 9, 27, 41, 123, 179, 369, 457, 537, 1107, 1371, 1611, 4113, 4833, 7339, 12339, 18737, 22017, 56211, 66051, 81803, 168633, 198153, 245409, 505899, 736227, 2208681, 3353923, 10061769, 30185307, 90555921]

約数ペア:

[(1, 90555921), (3, 30185307), (9, 10061769), (27, 3353923), (41, 2208681), (123, 736227), (179, 505899), (369, 245409), (457, 198153), (537, 168633), (1107, 81803), (1371, 66051), (1611, 56211), (4113, 22017), (4833, 18737), (7339, 12339)]