28798665

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{3863}}^1$

素因数の和:3949

約数の個数: 32

約数和(自身を含む): 53415936

約数和(自身を除く): 24617271

約数列:

[1, 3, 5, 7, 15, 21, 35, 71, 105, 213, 355, 497, 1065, 1491, 2485, 3863, 7455, 11589, 19315, 27041, 57945, 81123, 135205, 274273, 405615, 822819, 1371365, 1919911, 4114095, 5759733, 9599555, 28798665]

約数ペア:

[(1, 28798665), (3, 9599555), (5, 5759733), (7, 4114095), (15, 1919911), (21, 1371365), (35, 822819), (71, 405615), (105, 274273), (213, 135205), (355, 81123), (497, 57945), (1065, 27041), (1491, 19315), (2485, 11589), (3863, 7455)]