28103325

素因数分解:

$3^1\times 5^2\times {\mathrm{97}}^1\times {\mathrm{3863}}^1$

素因数の和:3973

約数の個数: 24

約数和(自身を含む): 46955328

約数和(自身を除く): 18852003

約数列:

[1, 3, 5, 15, 25, 75, 97, 291, 485, 1455, 2425, 3863, 7275, 11589, 19315, 57945, 96575, 289725, 374711, 1124133, 1873555, 5620665, 9367775, 28103325]

約数ペア:

[(1, 28103325), (3, 9367775), (5, 5620665), (15, 1873555), (25, 1124133), (75, 374711), (97, 289725), (291, 96575), (485, 57945), (1455, 19315), (2425, 11589), (3863, 7275)]